题目内容
【题目】计算,能简算的要简算.
351÷0.9×32 17×9+91×17 19.92+14.4﹣9.92
101×35 (15﹣14×)×82.1 48÷[(13+31)×]
【答案】12480;1700;24.4
3535;574.7;3
【解析】
(1)351÷0.9×32
=390×32
=12480
(2)17×9+91×17
=17×(9+91)
=17×100
=1700
(3)19.92+14.4﹣9.92
=19.92﹣9.92+14.4
=10+14.4
=24.4
(4)101×35
=(100+1)×35
=100×35+35
=3500+35
=3535
(5)(15﹣14×)×82.1
=(15﹣8)×82.1
=7×82.1
=574.7
(6)48÷[(13+31)×]
=48÷[44×]
=48÷16
=3
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