Question

4/9+1/6=
7/15+3/40=
6/7-2/3=
11/12-5/6=
7/12-3/8=
9/14-19/35=
Сократите:
6*25/35*8=
2*9*12/6*8*3=
9*5+9*3/2*81=

/ - дробь.

Answer 1

1) 16/36+6/36=11/18
2) 56/120+3/120=13/24
3) 18/21-14/21=4/21
4) 11/12-10/12=1/12
5) 14/24-9/24=5/24
6) 45/7-38/70=7/70=0,1

1.150/280=75/140=15/28
2.216/144=54/36=9/6=3/2=1,5
3.72/162=36/81=4/9