Question

65x88-79x65十65的简便方法

Answer 1

65x88-79x65十65的简便方法

=65x(88-79+1)
=65x10
=650

65x88一79x65十65

65x88一79x65十65
=(88-79+1)x65
=10x65
=650

99x65十65的简便方法

=99x65+1x65
=（99+1）x65
=100x65
=6500

65x88+44x7o=简便方法

65x88+44x70
=65x88+44x35x2
=65x88+44x2x35
=65x88+88x35
=88x（65+35）
=88x100
=8800

65x65-65+36x65的简便方法

65×(65－1+36)

12X65X88怎样简便算

12×65×88=68640
~回答完毕~
~结果仅供参考~
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7965 79X65简便方法怎么做

7965+79×65
=7965+（80-1）×65
=7965+80×65-80×1
=7965+5200-80
=13165-80
=13085
答题很辛苦，望采纳~~~

用简便方法计算29x65 71x65

用简便方法计算29x65+71x65
=65x(79+21)
=65x100
=6500

213x65-65x195 65x82用简便方法计算

原式
=213x65-65x195+65x82
=(213-195+82)x65
=(18+82)x65
=100x65
=6500
供参考。

65x127一28x65十65的简便方法

65x127一28x65十65x1
=65x（127-28+1）
=65x100
=6500