Question

2 1/5:15 2/5=
15/16:3/4=
5/7:20=
9 5/9:1 7/10=
2 2/3:8=
ułamki prosze o pomoc na jutro to mam niepszyjmuje zdięć plins

Answer 1

2 1/5:15 2/5=11/5 : 77/5 = 11/5 * 7/77 = 1/7
15/16:3/4= 15/16 * 4/3 = 5/4 = 1 i 1/4
5/7:20= 5/7 * 1/20 = 1/28 
9 5/9:1 7/10= 86/9 : 17/10 = 86/9 * 10/17 = 860/153 = 5 i 95/153
2 2/3:8= 8/3 * 1/8 = 1/3