简便运算:(784*322-213)/(321*784+571)+511*373737/737373
问题描述:
简便运算:(784*322-213)/(321*784+571)+511*373737/737373
答
(784*322-213)/(321*784+571)+511*373737/737373
=[784*(321+1)-213]/(321*784+571)+10101*37*73*7/10101*73
=1+259
=260