35.2除9加35.2除8分之9怎样简算?

问题描述:

35.2除9加35.2除8分之9怎样简算?

35.2除9加35.2除8分之9
=35.2乘以1/9+35.2乘以8/9
=35.2乘以(1/9+8/90
=35.2乘以1
=35。2

35.2÷9+35.2÷8分之9
=35.2×1/9+35.2×8/9
=35.2×(1/9+8/9)
=35.2×1
=35.2