57.34-(12.1-6.7)简算
57.34-(12.1-6.7)简算
57.34-(12.1-6.7)
=57.34+6.7-12.1
=64.04-12.1
=51.94
12.1-12.1×0.4+6.8 简算
12.1-12.1×0.4+6.8 简算
12.1-12.1×0.4+6.8
=12.1*(1-0.4)+6.8
=12.1*0.6+6.8
=72.6+6.8
=79.4
6.7×48+6.7×51简算
6.7×48+6.7×51简算
=6.7×(48+51)
=6.7×(100-1)
=670-6.7
=663.3
6.7×9+6.7的简算
6.7×9+6.7的简算
6.7*9+6.7
=6.7*(9+1)
=6.7*10=67
(12.1-4.6)×0.24,简算
(12.1-4.6)×0.24
=7.5×0.24
=1.8
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能简算的要简算10.8+6.7╳2.1
解:10.6+6.7x2.1
=10.6+6.7x(2+0.1)
=10.6+13.4+0.67
=24+0.67
=24.67
6.7╳1.01-6.7怎么简算
原式=6.7x(1.01-1)
=6.7x0.01
=0.067
5.5+3.3+6.7×5.5能简算的要简算
原式应该是:
5.5x3.3+6.7x5.5
=5.5x(3.3+6.7)
=5.5x10
=55
供参考。
14.2×6.7-14.2×6.7怎么简算
14.2×6.7-14.2×6.7
=14.2x(6.7-6.7)
=0
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12.1+0.03-1-3.97+5.9简算
12.1+0.03-1-3.97+5.9
=(12.1+5.9)-1-(4-0.03)+0.03
=18-1-4+0.03+0.03
=13+0.06
=13.06
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