(3⼀11+5⼀33+8⼀55)÷1⼀55的简便运算(要步骤)

2025-04-08 04:44:24
推荐回答(4个)
回答1:

(3/11+5/33+8/55)÷1/55
=3/11×55+5/33×55+8/55×55
=15+25/3+8
=23+25/3
=31又3分之1
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回答2:

(3/11+5/33+8/55)÷1/55
=(3/11+5/33+8/55)×55
=3/11×55+5/33×55+8/55×55
=15+8又1/3+8
=31又1/3

回答3:


回答4:

(3/11+5/33+8/55)÷1/55
=(3/11+5/33+8/55)x55
=3/11x55+5/33x55+8/55x55
=15+25/3+8
=23+8又1/3
=31又1/3