1)4/7×3/6. 2)3/8×2 2/6. 3)1 5/20×2 9/18

Bab Pecahan
Matematika SD Kelas III

1] (4/7) x (3/6)
= (4/7) x (1/2)
= (4/2) x (1/7)
= 2 x 1/7
= 2/7

2] (3/8) x (2 2/6)
= (3/8) x (2 1/3)
= (3/8) x (7/3)
= (3/3) x (7/8)
= 7/8

3] (1 5/20) x (2 9/18)
= (1 1/4) x (2 1/2)
= (5/4) x (5/2)
= 25/8
= 3 1/8