0.153*34+0.459*22 简算
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0.153*34+0.459*22简算0.153*34+0.459*22简算0.153*34+0.459*22简算0.153*34+0.459*22=0.153*34+0.153*3*22=0.153
0.153*34+0.459*22 简算
0.153*34+0.459*22 简算
0.153*34+0.459*22 简算
0.153*34+0.459*22
=0.153*34+0.153*3*22
=0.153*34+0.153*66
=0.153*(34+66)
=0.153*100
=1.53
0.153*34+0.459*22
=0.153*34+0.153*66
=0.153*(34+66)
=0.153*100
=15.3