(4500÷9+4500÷10)÷125ⅹ8怎么巧算

(4500÷9+4500÷10)÷125ⅹ8怎么巧算
2025-05-09 02:16:53
推荐回答(2个)
回答(1):

解: (4500÷9+4500÷10)÷125ⅹ8
=(500+450)÷125ⅹ8
=950/125 ⅹ8
=38/5 ⅹ8
=304/5
=60又4/5

回答(2):

(4500÷9+4500÷10)÷125ⅹ8
=(500+450)÷125x8
=8x950÷125
=8x1000÷125-8x50÷125
=8x8-8x2/5
=64-16/5
=64-3.2
=60.8