102×9.5-0.25×9.5×4简便运算

2025-04-14 23:22:04
推荐回答(1个)
回答1:

102×9.5-0.25×9.5×4
=9.5x(102-0.25x4)
=9.5x(102-1)
=9.5x(100+1)
=9.5x100+9.5x1
=950+9.5
=959.5