(10+1)x52简便运算两种方法?

2025-03-22 08:39:33
推荐回答(2个)
回答1:

(10十1)X52
=10X52十1X52
=520十52
=572
(10十1)X52
=11X52
=11X(50十2)
=11X50十11Ⅹ2
=550十22
=572

回答2:

方法1:
(10+1)×52
=10×52+1×52
=520+52
=572,
方法2:
(10+1)×52
=11×52
=11×50+11×2
=550+22
=572