99乘45简便方法计算

娄炕询1455请问45*99用简便方法咋算四年级的 -
羿琰畏19492957987 ______ 45*99 =45*(100-1) =45*100-45 =4500-45 =4455 谢谢采纳!需要解释可以追问.

娄炕询145545乘以99加45用简便方法怎么计算 -
羿琰畏19492957987 ______ 展开全部45*99+45=45*(99+1)=45*100=4500

娄炕询145599乘以45加99乘以54减99怎么用简便方法算 -
羿琰畏19492957987 ______ 您好,很高兴为您解答: 99x45+99x54-99 =99x(45+54-1) =99x98 =(100-1)x98 =9800-98 =9702

娄炕询1455用简便方法记算45乘以99加45等于几 -
羿琰畏19492957987 ______ 用简便方法记算45乘以99加45等于几 45*99+45 =45*(99+1) =45*100 =4500

娄炕询145545乘99怎样简便算
羿琰畏19492957987 ______ 45*﹙100-1﹚=4500-45=4455

娄炕询145545*99=?用简便方法计算
羿琰畏19492957987 ______ 45*100-45 =4500-45 =4555 打错了,应该是4455

娄炕询145599乘45+45+100乘45怎么简便 -
羿琰畏19492957987 ______[答案] 99*45+45+100*45 =45(99+1+100) =45*200 =9000

娄炕询145599乘45加45简便运算 -
羿琰畏19492957987 ______ 99*45+45=(99+1)*45=100*45=4500很高兴为您解答,【学习宝典】团队为您答题.请点击下面的【选为满意回答】按钮.

娄炕询1455用简便方法计算45*0、99 -
羿琰畏19492957987 ______[答案] 45*0.99=45x(1-0.01)=45-0.45=44.85 如果有帮到您

娄炕询145599*45+45=?用简单方法算 -
羿琰畏19492957987 ______[答案] =(99+1)*45 =4500