早教吧作业答案频道 -->其他-->
能简算的要简算.5÷56+56÷537÷56+47×6525÷(34+25)(48-4.8×56)÷493450+450÷18×151.7-0.81+1.3-0.19.
题目详情
能简算的要简算.
5÷
+
÷5
÷
+
×
÷(
+
) 5÷
+
÷5
+
÷5
5 5 6 6
÷5
5 5 6 6
÷
+
×
÷
+
×
3 3 7 7
+
×
5 5 6 6
×
4 4 7 7
6 6 5 5
÷(
+
)
÷(
+
)
2 2 5 5
+
)
3 3 4 4
)
2 2 5 5 (48-4.8×
)÷
3450+450÷18×15 1.7-0.81+1.3-0.19. (48-4.8×
)÷
)÷
5 5 6 6
4 4 9 9 3450+450÷18×15 1.7-0.81+1.3-0.19.
5÷
|
|
| ||||||||||||||||||
(48-4.8×
| 3450+450÷18×15 | 1.7-0.81+1.3-0.19. |
5÷
|
|
| ||||||||||||||||||
(48-4.8×
| 3450+450÷18×15 | 1.7-0.81+1.3-0.19. |
5 |
6 |
5 |
6 |
3 |
7 |
5 |
6 |
4 |
7 |
6 |
5 |
2 |
5 |
3 |
4 |
2 |
5 |
5 |
6 |
5 |
6 |
5 |
6 |
5 |
6 |
5 |
6 |
5 |
6 |
5 |
6 |
3 |
7 |
5 |
6 |
4 |
7 |
6 |
5 |
3 |
7 |
5 |
6 |
4 |
7 |
6 |
5 |
3 |
7 |
5 |
6 |
4 |
7 |
6 |
5 |
5 |
6 |
4 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
6 |
5 |
2 |
5 |
3 |
4 |
2 |
5 |
2 |
5 |
3 |
4 |
2 |
5 |
2 |
5 |
3 |
4 |
2 |
5 |
3 |
4 |
2 |
5 |
2 |
5 |
5 |
6 |
4 |
9 |
5 |
6 |
4 |
9 |
5 |
6 |
4 |
9 |
5 |
6 |
4 |
9 |
4 |
9 |
▼优质解答
答案和解析
(1)5÷
+
÷5
=6+
=6
;
(2)
÷
+
×
=
×
+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
5 5 56 6 6+
÷5
=6+
=6
;
(2)
÷
+
×
=
×
+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
5 5 56 6 6÷5
=6+
=6
;
(2)
÷
+
×
=
×
+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
1 1 16 6 6
=6
;
(2)
÷
+
×
=
×
+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
1 1 16 6 6;
(2)
÷
+
×
=
×
+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
3 3 37 7 7÷
+
×
=
×
+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
5 5 56 6 6+
×
=
×
+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 4 47 7 7×
=
×
+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 6 65 5 5
=
×
+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
3 3 37 7 7×
+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 6 65 5 5+
×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 4 47 7 7×
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 6 65 5 5
=(
+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
3 3 37 7 7+
)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 4 47 7 7)×
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 6 65 5 5
=1×
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 6 65 5 5
=
;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 6 65 5 5;
(3)
÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
2 2 25 5 5÷(
+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
3 3 34 4 4+
)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
2 2 25 5 5)
=
÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
2 2 25 5 5÷
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
23 23 2320 20 20
=
;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
8 8 823 23 23;
(4)(48-4.8×
)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
5 5 56 6 6)÷
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 4 49 9 9
=(48-4)÷
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 4 49 9 9
=44÷
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 4 49 9 9
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
5 |
6 |
5 |
6 |
=6+
1 |
6 |
=6
1 |
6 |
(2)
3 |
7 |
5 |
6 |
4 |
7 |
6 |
5 |
=
3 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
5 |
6 |
5 |
6 |
=6+
1 |
6 |
=6
1 |
6 |
(2)
3 |
7 |
5 |
6 |
4 |
7 |
6 |
5 |
=
3 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
5 |
6 |
=6+
1 |
6 |
=6
1 |
6 |
(2)
3 |
7 |
5 |
6 |
4 |
7 |
6 |
5 |
=
3 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
1 |
6 |
=6
1 |
6 |
(2)
3 |
7 |
5 |
6 |
4 |
7 |
6 |
5 |
=
3 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
1 |
6 |
(2)
3 |
7 |
5 |
6 |
4 |
7 |
6 |
5 |
=
3 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
3 |
7 |
5 |
6 |
4 |
7 |
6 |
5 |
=
3 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
5 |
6 |
4 |
7 |
6 |
5 |
=
3 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 |
7 |
6 |
5 |
=
3 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 |
5 |
=
3 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
3 |
7 |
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 |
5 |
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 |
7 |
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 |
5 |
=(
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
3 |
7 |
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 |
7 |
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 |
5 |
=1×
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 |
5 |
=
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
6 |
5 |
(3)
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
2 |
5 |
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
3 |
4 |
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
2 |
5 |
=
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
2 |
5 |
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
23 |
20 |
=
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
8 |
23 |
(4)(48-4.8×
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
5 |
6 |
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 |
9 |
=(48-4)÷
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 |
9 |
=44÷
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
4 |
9 |
=99;
(5)3450+450÷18×15
=3450+25×15
=3450+375
=3825;
(6)1.7-0.81+1.3-0.19
=(1.7+1.3)-(0.81+0.19)
=3-1
=2.
看了 能简算的要简算.5÷56+5...的网友还看了以下:
用递等式计算.(写出必要的计算过程,能简便计算的用简便方法计算)7.9×12.525.38-1.4 2020-04-07 …
8.1×12.527.36-1.43-4.36-4.570.1-0.1×[0.01÷(1-0.9) 2020-04-07 …
为了调查居民的生活水平,有关部门对某地区5个街道的50户居民家庭存款进行了调查,数据(单位:万元) 2020-06-07 …
某市对50户居民的家庭存款额进行了调查,数据如下(单位:万元)如下1.6,3.5,2.3,6.5, 2020-06-07 …
计算:能简算的要简算(1)22.5×0.48+77.5×0.48(2)24×(13+38−124) 2020-07-18 …
自考.工程经济学.(F/P,8%,5)=1.469(P/F,8%,5)=0.6806(F/A,8% 2020-07-18 …
脱式计算,能简算的要简算.0.48×8.5-3.5100.1×7.41.45×1.02-1.45× 2020-07-24 …
直接写出计算结果.1.7×0.5=4÷0.8=5.6-2.3=0.125×4=1.44÷1.2=3 2020-07-26 …
口算.8÷5=0.72÷0.8=0.25÷0.5=0.5÷4=1.25×10=0.5÷2=0×l0 2020-07-26 …
心算.2.5÷0.5=3÷0.5=4.5÷0.09=4.9÷0.7=2÷0.4=0.3÷0.05=0 2020-10-30 …