64X11111+99999X4简便运算

2025-01-05 07:06:24
推荐回答(3个)
回答1:

64x11111+99999x4=64x11111+11111x9x4
=(64+9x4)x11111=1111100

回答2:

64X11111+99999X4
=64X11111+11111×36
=(64+36)×11111
=100×11111
=1111100

回答3:

64×1111+11111×9×4
=11111×(64+36)
=1111100