Question

567×2.34 5.67×126-108×4.67用简便运算怎么算

Answer 1

=56.7×23.4－56.7×12.6－108×46.7
=56.7×(23.4－12.6)－108×4.67
=56.7×10.8－108×4.67
=5.67×10.8－108×4.67
=(5.67－4.67)×108
=1×108
=108

Answer 2

中间缺少一个运算符号，
应该是利用乘法结合律。