(24+24+24)x125巧算

2025-03-07 01:12:14
推荐回答(4个)
回答1:

原式
=3x24x125
=3x3x8x125
=9x1000
=9000

回答2:


7500

回答3:

=24×3×125
=8×3×3×125
=(8×125)×9
=1000×9
=9000

回答4:

(24+24+24)x125
=24x3x125
=8x3x3x125
=8x125x(3x3)
=1000x9
=9000