fractions:
5/15 - 6/18=...
2/1-1/4=...
6/8+10/15-10/12=...
2.1/3=...
3.2/5=...
12/15.5/6=...
7/10.3=...
14/9.6/5=...
2/9.4=...
Merci beaucoup :)


Sagot :

5/15-6/18
=1/3-1/3
=0

2/1-1/4
=8/4-1/7
=7/4

6/8+10/15-10/12
=3/4+2/3-5/6
=9/12+8/12-10/12
=7/12

2*1/3
=2/3

3*2/5
=6/5

12/15*5/6
=2/3*1/1
=2/3

7/10*3
=21/10

14/9*6/5
=14/3*2/5
=28/8
=7/2

2/9*4
=8/9