简算2.3×85+23×1.5
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简算2.3×85+23×1.5简算2.3×85+23×1.5简算2.3×85+23×1.52.3x85+23x1.5=23x8.5+23x1.5=23x(8.5+1.5)=23x10=230选我为最佳
简算2.3×85+23×1.5
简算2.3×85+23×1.5
简算2.3×85+23×1.5
2.3x85+23x1.5
=23x8.5+23x1.5
=23x(8.5+1.5)
=23x10
=230
选我为最佳答案吧我在完成任务呢,拜托了
2.3×85+23×1.5
=2.3×85+2.3×15
=2.3×(85+15)
=2.3×100
=230
简算2.3×85+23×1.5
2.3×85+23×1.5简算方法
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