Question

35×2×22的简便运算

综合算式

Answer 1

35x2=70
70×2=140
70×20=1400
1400+140=1540

Answer 2

35*2*22=7*(5*2)*22=7*10*22=70*22=1540

Answer 3

35*2*22=7*5*2*22
=(7*22)*(5*2)
=154*10
=1540

Answer 4

＝（35*2）*22＝70*22＝1540

Answer 5

35×2×22＝70×（20＋2）＝1400＋140＝1540