Question

102×0.5-0.5×2怎么简便计算？

102×0.5-0.5×2怎么简便计算？

Answer 1

102×0.5-0.5×2
=0.5×（102-2）
=0.5×100
=50

Answer 2

102×0.5-0.5×2
=(102-2)×0.5
=100×0.5
=50
希望采纳

Answer 3

102×0.5－0.5×2
=（102－2）×0.5
=100×0.5
=50

Answer 4

102×0.5－0.5×2
=0.5×（102－2）
=0.5×100
=50

Answer 5

102x0.5-0.5x2
=0.5x（102-2）
=0.5x100
=50