计算下面各题,怎样简便就怎样算.0.072×87.5+8.75×0.28 7.5÷2.5÷0.4 7/8÷9×3/5÷35/7235x1.25x0.08x2

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计算下面各题,怎样简便就怎样算.0.072×87.5+8.75×0.28 7.5÷2.5÷0.4 7/8÷9×3/5÷35/7235x1.25x0.08x2
计算下面各题,怎样简便就怎样算.0.072×87.5+8.75×0.28 7.5÷2.5÷0.4 7/8÷9×3/5÷35/72
35x1.25x0.08x2

计算下面各题,怎样简便就怎样算.0.072×87.5+8.75×0.28 7.5÷2.5÷0.4 7/8÷9×3/5÷35/7235x1.25x0.08x2
0.072×87.5+8.75×0.28
=0.72×0.1×87.5+8.75×0.28
=(0.72+0.28)×8.75
=1×8.75
=8.75
7.5÷2.5÷0.4
=7.5÷(2.5×0.4)
=7.5÷1
=7.5
7/8÷9×3/5÷35/72
=7/8×72/35×1/9×3/5
=3/25

0.072×87.5+8.75×0.28
=0.72×8.75+8.75×0.28
=(0.72+0.28)×8.75
=8.75
7.5÷2.5÷0.4
=3÷0.4
=7.5
7/8÷9×3/5÷35/72
=7/8 × 1/9 ×3/5 × 72/35
= 3/25
(*^__^* *^__^* *^__^*...

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0.072×87.5+8.75×0.28
=0.72×8.75+8.75×0.28
=(0.72+0.28)×8.75
=8.75
7.5÷2.5÷0.4
=3÷0.4
=7.5
7/8÷9×3/5÷35/72
=7/8 × 1/9 ×3/5 × 72/35
= 3/25
(*^__^* *^__^* *^__^*)
有什么不明白可以对该题继续追问,随时在线等
如果我的回答对你有帮助,请及时选为满意答案,谢谢

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0.072×87.5+8.75×0.28
=0.72×0.1×87.5+8.75×0.28
=(0.72+0.28)×8.75
=1×8.75
=8.75
7.5÷2.5÷0.4
=7.5÷(2.5×0.4)
=7.5÷1
=7.5
7/8÷9×3/5÷35/72
=7/8×72/35×1/9×3/5
=3/25

计算下面各题,怎样简便就怎样算。 写过程
0.072×87.5+8.75×0.28
=0.72×8.75+8.75×0.28
=(0.72+0.28)×8.75
=1×8.75
=8.75

7.5÷2.5÷0.4
=7.5÷(2.5×0.4)
=7.5÷1
=7.5

7/8÷9×3/5÷35/7...

全部展开

计算下面各题,怎样简便就怎样算。 写过程
0.072×87.5+8.75×0.28
=0.72×8.75+8.75×0.28
=(0.72+0.28)×8.75
=1×8.75
=8.75

7.5÷2.5÷0.4
=7.5÷(2.5×0.4)
=7.5÷1
=7.5

7/8÷9×3/5÷35/72
=(7/8×3/5)÷(9×35/72)
=21/40÷35/8
=21/40×8/35
=3/25

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0.072×87.5+8.75×0.28
=8.75×(0.72+0.28)
=8.75×1
=8.75;
7.5÷2.5÷0.4
=7.5÷(2.5×0.4)
=7.5÷1
=7.5;
7/8÷9×3/5÷35/72
=(7/8)×(1/9)×(3/5)×(72/35)
=(3/5)×(1/5)
=3/2...

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0.072×87.5+8.75×0.28
=8.75×(0.72+0.28)
=8.75×1
=8.75;
7.5÷2.5÷0.4
=7.5÷(2.5×0.4)
=7.5÷1
=7.5;
7/8÷9×3/5÷35/72
=(7/8)×(1/9)×(3/5)×(72/35)
=(3/5)×(1/5)
=3/25
35x1.25x0.08x2
=35×2×(1.25×0.08)
=70×0.1
=7
如果本题有什么不明白可以追问,如果满意记得采纳
如果有其他问题请采纳本题后另发点击向我求助,答题不易,请谅解,谢谢。
祝学习进步

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