41又1⼀3x3⼀4+51又1⼀4x4⼀5+61又1⼀5X5⼀6的用简便方法计算?

2025-06-22 08:21:31
推荐回答(3个)
回答1:

41又1/3x3/4+51又1/4x4/5+61又1/5X5/6
=(41+1/3)3/4+(51+1/4)4/5+(61+1/5)5/6
=123/4+1/4+204/5+1/5+305/6+1/6
=124/4+205/5+306/6
=31+41+51
=123

回答2:

回答3:

=124/3×3/4+205/4×4/5+306/5×5/6
=31+41+51
=123