Question

Minta tolong gan punyaa adek

Answer 1

A
1) 2 × 7/3 = 14/3
= 4 2/3
2) 4 × 5/7 = 20/7
= 2 6/7
3) 2 × 5/1 = 10/1
= 10
4) 3/10 × 2/1 = 6/10
= 3/5
5) 8/9 × 18/8 = 144/72
= 2
6) 4/9 × 9/5 = 36/45
= 4/5
7) 11/16 × 4/3 = 44/48
= 11/12
8) 1/3 × 5/2 = 5/6
9) 1/9 × 12/1 = 12/9
1 3/9 = 1 1/3

B.
3/4 : 1/4
= 3/4 × 4/1
= 12/4 = 3