6.7÷12.5简便办法怎么做
6.7÷12.5简便办法怎么做
6.7÷12.5
=6.7÷(50/4)
=6.7×4/50
=26.8/50
=0.536
3.7*6.7+0.67*77-6.7用简便方法怎么做
提个6.7出来等于 6.7(3.7 +77-1)
80.5÷12.5简便演算法怎么做?
80.5÷12.5
=(80.5×8)÷(12.5×8)
=644÷100
=6.44
7000÷12.5简便怎么做
7000÷12.5
=(7000×8)÷(12.5×8)
=56000÷100
=560
9.89-(9.89-6.7)简便方法怎么做
9.89-(9.89-6.7)
=9.89-9.89+6.7
=0+6.7
=6.7
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1.95÷6 12.5×1.4用简便方法怎么做?
1.95÷6 12.5×1.4用简便方法怎么做?
1.95÷6 12.5×1.4
=0.325+17.5
=17.825
1.5+12.5+8.5+7.5简便方法怎么做
1.5+12.5+8.5+7.5简便方法:
1.5+12.5+8.5+7.5 = (1.5+8.5)+(12.5+7.5)
=10+20
=30
36.36÷0.9-12.5用简便方法怎么做
36.36÷0.9-12.5
=36×0.9+0.36÷0.9-12.5
=40+0.4-12.5
=40.4-12.5
=27.9
6.7x9x6.7用简便方法怎么做
6.7x9+6.7用简便方法怎么做
=6.7×(9+1)
=6.7×10
=67
0.37×12.5×0.15×8×2用简便方法怎么做
您好:
0.37×12.5×0.15×8×2
=0.37x(0.15x2)x(12.5x8)
=0.37x(0.3x100)
=0.37x30
=11.1
不明白,可以追问
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