Question

37*52+52-52简便运算

Answer 1

=37*52+（52-52）乘法结合律简便运算
=37*52
=37*50+37*2乘法分配律简便运算
=1850+74
=1924

Answer 2

37*52+52-52简便运算
=52×(37+1-1)
=52×37
=(50+2)×37
=50×37+2×37
=1850+74
=1924