53X46十54X54简便计算

2024-12-02 07:15:59
推荐回答(4个)
回答1:

53+54乘46+54

回答2:

(54+46)x(53十54)

回答3:

53x(46+54)+54

回答4:

(50+3)(50_4)+(50+4)(50+4)