Question

2.84*9.6 0.96*71.6的简算？

Answer 1

2.84x9.6+0.96x71.6 可以是28.4x0.96+0.96x71.6=（28.4+71.6）x0.96=100x0.96=96 或者2.84x9.6+9.6x7.16=（2.84+7.16）x9.6=10x9.6=96

Answer 2

2.84×9.6+0.96×71.6
=2.84×9.6+0.96×(10×7.16)
=2.84×9.6+(0.96×10)×7.16
=2.84×9.6+9.6×7.16
=9.6×(2.84+7.16)
=9.6×10
=96