(100-1456/26)*78这道题简便运算怎么做?
问题描述:
(100-1456/26)*78这道题简便运算怎么做?
答
(100-1456/26)*78
=(100-1456/26)*26*3
=100*26*3-1456/26*26*3
=100*26*3-1456*3
=3*(2600-1456)
=3*(2600-1500+44)
=3*(1100+44)
=3300+132
=4432