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(2012•泗县模拟)能简算的要简算1.6×240-16×1483.3-4.14-5.861118×9-1118×6910-(14+720)÷34.
题目详情
(2012•泗县模拟)
能简算的要简算 1.6×240-16×14 | 83.3-4.14-5.86 | ||||||||||||
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▼优质解答
答案和解析
(1)1.6×240-16×14,
=1.6×240-1.6×140,
=1.6×(240-140),
=160;
(2)83.3-4.14-5.86,
=83.3-(4.14+5.86),
=83.3-10,
=73.3;
(3)
×9-
×6,
=
×(9-6),
=
×3,
=1
;
(4)
-(
+
)÷
,
=
-(
+
)×
,
=
-
×
,
=
-
,
=0.1;
=1.6×240-1.6×140,
=1.6×(240-140),
=160;
(2)83.3-4.14-5.86,
=83.3-(4.14+5.86),
=83.3-10,
=73.3;
(3)
11 |
18 |
11 |
18 |
=
11 |
18 |
=
11 |
18 |
=1
5 |
6 |
(4)
9 |
10 |
1 |
4 |
7 |
20 |
3 |
4 |
=
9 |
10 |
5 |
20 |
7 |
20 |
4 |
3 |
=
9 |
10 |
12 |
20 |
4 |
3 |
=
9 |
10 |
8 |
10 |
=0.1;
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