4⼀5×2⼀3+1⼀5÷3⼀2简便方法

2025-04-10 08:22:09
推荐回答(4个)
回答1:

4/5×2/3+1/5÷3/2=4/5×2/3+1/5×2/3=2/3×(4/5+1/5)=2/3 ×1=2/3

回答2:

原式=4/5×2/3 1/5×2/3
=(4/5 1/5)×2/3
=2/3;

回答3:

回答4:

4/5×2/3+1/5÷3/2
=4/5×2/3+1/5×2/3
=(4/5+1/5)×2/3
=1×2/3
=2/3