ПРИВЕДИТЕ ДРОБИ К ЗНАМЕНАТЕЛЮ
РЕШИТЕ ​

1) 3/4=36/48; 5/6=40/48; 7/8=42/48; 1/12=4/48 11/16=33/48; 19/24=38/48

2) 3/7=45/105; 25/21=125/105; 17/15=119/105; 48/35=144; 6/5=126/105; 19/35=57/105

3) 11/9=110/90; 13/45=26/90; 23/18=115/90; 17/30=51/90; 4/3=120/90; 5/6=75/90