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脱式计算,能简算的要简算.(1)0.95×27+57×0.95(2)519−1317−417+1419(3)10000÷25÷8÷4(4)59+79-1.625-2.375+3.
题目详情
脱式计算,能简算的要简算.
(1)0.95×
+
×0.95
(2)
−
−
+
(3)10000÷25÷8÷4
(4)
+
-1.625-2.375+3.
+
×0.95
(2)
−
−
+
(3)10000÷25÷8÷4
(4)
+
-1.625-2.375+3.
2 2 7 7
5 5 7 7
−
−
+
(3)10000÷25÷8÷4
(4)
+
-1.625-2.375+3.
5 5 19 19
13 13 17 17
4 4 17 17
14 14 19 19
+
-1.625-2.375+3.
5 5 9 9
7 7 9 9
(1)0.95×
2 |
7 |
5 |
7 |
(2)
5 |
19 |
13 |
17 |
4 |
17 |
14 |
19 |
(3)10000÷25÷8÷4
(4)
5 |
9 |
7 |
9 |
2 |
7 |
5 |
7 |
(2)
5 |
19 |
13 |
17 |
4 |
17 |
14 |
19 |
(3)10000÷25÷8÷4
(4)
5 |
9 |
7 |
9 |
2 |
7 |
5 |
7 |
5 |
19 |
13 |
17 |
4 |
17 |
14 |
19 |
(3)10000÷25÷8÷4
(4)
5 |
9 |
7 |
9 |
5 |
19 |
13 |
17 |
4 |
17 |
14 |
19 |
5 |
9 |
7 |
9 |
5 |
9 |
7 |
9 |
▼优质解答
答案和解析
(1)0.95×
+
×0.95,
=0.95×(
+
),
=0.95;
(2)
−
−
+
,
=(
+
)-(
+
),
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
+
-1.625-2.375+3,
=(
+
+3)-(1.625+2.375),
=4
-4,
=
.
2 2 27 7 7+
5 5 57 7 7×0.95,
=0.95×(
+
),
=0.95;
(2)
−
−
+
,
=(
+
)-(
+
),
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
+
-1.625-2.375+3,
=(
+
+3)-(1.625+2.375),
=4
-4,
=
.
2 2 27 7 7+
5 5 57 7 7),
=0.95;
(2)
−
−
+
,
=(
+
)-(
+
),
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
+
-1.625-2.375+3,
=(
+
+3)-(1.625+2.375),
=4
-4,
=
.
5 5 519 19 19−
13 13 1317 17 17−
4 4 417 17 17+
14 14 1419 19 19,
=(
+
)-(
+
),
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
+
-1.625-2.375+3,
=(
+
+3)-(1.625+2.375),
=4
-4,
=
.
5 5 519 19 19+
)-(
+
),
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
+
-1.625-2.375+3,
=(
+
+3)-(1.625+2.375),
=4
-4,
=
.
14 14 1419 19 19)-(
+
),
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
+
-1.625-2.375+3,
=(
+
+3)-(1.625+2.375),
=4
-4,
=
.
13 13 1317 17 17+
),
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
+
-1.625-2.375+3,
=(
+
+3)-(1.625+2.375),
=4
-4,
=
.
4 4 417 17 17),
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
+
-1.625-2.375+3,
=(
+
+3)-(1.625+2.375),
=4
-4,
=
.
5 5 59 9 9+
7 7 79 9 9-1.625-2.375+3,
=(
+
+3)-(1.625+2.375),
=4
-4,
=
.
5 5 59 9 9+
7 7 79 9 9+3)-(1.625+2.375),
=4
-4,
=
.
1 1 13 3 3-4,
=
.
1 1 13 3 3.
(1)0.95×
2 |
7 |
5 |
7 |
=0.95×(
2 |
7 |
5 |
7 |
=0.95;
(2)
5 |
19 |
13 |
17 |
4 |
17 |
14 |
19 |
=(
5 |
19 |
14 |
19 |
13 |
17 |
4 |
17 |
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
5 |
9 |
7 |
9 |
=(
5 |
9 |
7 |
9 |
=4
1 |
3 |
=
1 |
3 |
2 |
7 |
5 |
7 |
=0.95×(
2 |
7 |
5 |
7 |
=0.95;
(2)
5 |
19 |
13 |
17 |
4 |
17 |
14 |
19 |
=(
5 |
19 |
14 |
19 |
13 |
17 |
4 |
17 |
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
5 |
9 |
7 |
9 |
=(
5 |
9 |
7 |
9 |
=4
1 |
3 |
=
1 |
3 |
2 |
7 |
5 |
7 |
=0.95;
(2)
5 |
19 |
13 |
17 |
4 |
17 |
14 |
19 |
=(
5 |
19 |
14 |
19 |
13 |
17 |
4 |
17 |
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
5 |
9 |
7 |
9 |
=(
5 |
9 |
7 |
9 |
=4
1 |
3 |
=
1 |
3 |
5 |
19 |
13 |
17 |
4 |
17 |
14 |
19 |
=(
5 |
19 |
14 |
19 |
13 |
17 |
4 |
17 |
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
5 |
9 |
7 |
9 |
=(
5 |
9 |
7 |
9 |
=4
1 |
3 |
=
1 |
3 |
5 |
19 |
14 |
19 |
13 |
17 |
4 |
17 |
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
5 |
9 |
7 |
9 |
=(
5 |
9 |
7 |
9 |
=4
1 |
3 |
=
1 |
3 |
14 |
19 |
13 |
17 |
4 |
17 |
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
5 |
9 |
7 |
9 |
=(
5 |
9 |
7 |
9 |
=4
1 |
3 |
=
1 |
3 |
13 |
17 |
4 |
17 |
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
5 |
9 |
7 |
9 |
=(
5 |
9 |
7 |
9 |
=4
1 |
3 |
=
1 |
3 |
4 |
17 |
=1-1,
=0;
(3)10000÷25÷8÷4,
=10000÷(25×8×4),
=10000÷800,
=12.5;
(4)
5 |
9 |
7 |
9 |
=(
5 |
9 |
7 |
9 |
=4
1 |
3 |
=
1 |
3 |
5 |
9 |
7 |
9 |
=(
5 |
9 |
7 |
9 |
=4
1 |
3 |
=
1 |
3 |
5 |
9 |
7 |
9 |
=4
1 |
3 |
=
1 |
3 |
1 |
3 |
=
1 |
3 |
1 |
3 |
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