作业帮0.111×5.5+0.555×0.9 37.5×7.1+500×0.29+1.1×12.5 怎样简便计算?3.75×7.2+63.5×0.72-0.01×72简便计算
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0.111×5.5+0.555×0.9 37.5×7.1+500×0.29+1.1×12.5 怎样简便计算?3.75×7.2+63.5×0.72-0.01×72简便计算
0.111×5.5+0.555×0.9 37.5×7.1+500×0.29+1.1×12.5 怎样简便计算?
3.75×7.2+63.5×0.72-0.01×72
简便计算
0.111×5.5+0.555×0.9 37.5×7.1+500×0.29+1.1×12.5 怎样简便计算?3.75×7.2+63.5×0.72-0.01×72简便计算
0.111×5.5+0.555×0.9
=0.111×5.5+0.111×4.5
=0.111×（5.5+4.5）
=0.111×10
=1.11
37.5×7.1+500×0.29+1.1×12.5
=37.5×7.1+50×2.9+1.1×12.5
=37.5×7.1+37.5×2.9+12.5×2.9+12.5×1.1
=37.5×（7.1+2.9）+12.5×（2.9+1.1）
=37.5×10+12.5×4
=375+50
=425
0.111*5.5+0.555*0.9
0.111×5.5+0.555×0.9 37.5×7.1+500×0.29+1.1×12.5 怎样简便计算?3.75×7.2+63.5×0.72-0.01×72简便计算
5.5×0.375+8分之3×5.4-37.5%×0.9
0.999×0.6+0.111×3.6
0.555…写成分数是多少
5.5()
A graded section of road is 100 metres long and rises 9 metres.What is the grade (slop) of that section of road?(a) 0.111(b) 0.09(c) 0.9(d) 1.9 求达人详解
简便0.999×1.3-0.111×2.7
9.99*0.13-0.111*2.7巧算
0.999×1.3-0.111×2.7简算
5.9+ 8.99 +12.999+ 0.111巧算
0.111吨等于多少斤
0.111等于几分之几
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0.9除9.18的商乘4个5.5的和,结果是多少?
一个数的2倍与5.5的差是0.9,这个数是多少?
0.9除9.18的商乘4个5.5的和,结果是多少?
一个直角三角形,下边是5.5米,高0.9米,求斜边是多少?