9⼀4+11⼀8+7⼀7+5⼀7等于多少

2024-11-23 01:10:41
推荐回答(5个)
回答1:

9/4+11/8+7/7+5/7
=(9/4+11/8)+(7/7+5/7)
=(18/8+11/8)+(7/7+5/7)
=29/8+12/7
=203/56+96/56
=299/56

回答2:

1.化分母相同的分数,126/54 77/56 56/56 40/56。
2.分母相同,分子直接相加 126+77+56+40=299
3.299/56 化为最简分版 5 19/56

回答3:

9/4+11/8+7/7+5/7
=(9/4+11/8)+(7/7+5/7)
=29/8+12/7
=3又5/8+1又5/7
=5又19/56

回答4:

9/4+11/8+7/7+5/7
=126/56+77/56+56/56+40/56
=299/56

回答5:

1)=2+495//220+495/360+495/198
=2+495/778
=3又495/283
2)=1+126/56+77/56+40/56
=1+243/56
=5又19/56