34乘52加34乘47加34用简便计算
=34*(52+47+1)
=34*100
=3400
99乘34加34
=34x(99+1)
=34x100
=3400
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34乘12加34减456加34乘2简便怎么计算
34乘12加34减456加34乘2
=34*(12+1-2)-456
=34*11-456
=374-456
=-82
运用乘法分配律
65×355+34×355+355
=65×355+34×355+1×355
=(65+34+1)×355
=100×355
=35500
=39×34+66×39
=39×(34+66)
=39×100
=3900
解: 37*34 +74 * 33
=37*(33+1)+74 * 33
=37*33+74*33+37
=(37+74)*33 +37
=111*33+37
=3663+37
=3700
原式
=68x48+34x4
=34x2x48+34x4
=34x96+34x4
=34x(96+4)
=34x100
=3400
供参考。
34乘98加68
=34x98+34x2
=34x(98+2)
=34x100
=3400
0.125乘34加18乘8.25加12.5%
=0.125*34+18*8.25+12.5%
=0.125*35+(20-2)*8.25
=0.125*8*4.375+165-16.5
=4.375+165-16.5
=4.375+148.5
=152.875