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0.625:3/8求最简整数比像这种的例子

0.625=5/8 所以0.625:3/8=5:3

0.625:3/8=5:3 ~回答完毕~ ~\(^o^)/~祝学习进步~~~

0.625:3/8=(0.625×8):(3/8×8)=5:3

3/8:0.625 =3/8:5/8 =3:5

是的,实数经过四则运算,得出的结果仍然是实数。

=5/8:3/8=5/8x8/3=5/3

8.82x15+100=

化简: 0.625 :3/8 =5/8 :3/8 =5 :3

原式=5/8×(4/3+19/3)+1/6×8/5-3/8 =5/8×(8+19)/6+1/6×8/5-3/8 =5/8×9/2+4/15-3/8 =(45-6)/16+4/15 =39/16+4/15 =(39×15+4×16)/240 =649/240 =2又169/240

7/18+3/8+0.625 =7/18+3/8+5/8 =7/18+1 =1又7/18

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