Question

помогите срочно !!!!!!!!!!!!!!!!!!!!!!!

Answer 1

№ 5

11/12=(11*2)/(12*2)=22/24

3/8=(3*3)/(8*3)=9/24

Е) 22/24 и 9/24

№ 6

2 1/6+3 5/12=(6*2+1)/6+(12*3+5)/12=13/6+41/12=(13*2)/(6*2)+41/12=26/12+41/12=(26+41)/12=67/12=5 7/12

С) 5 7/12

№ 7

х-2 1/12=8 11/12

х-(12*2+1)/12=(12*8+11)/12

х-25/12=107/12

х=107/12+25/12

х=(107+25)/12

х=132/12

х=11

С) 11