1] 1 7/8 x 0.4 = 1.875 x 0.4 = 0.75
2] 1 1/3 x 3/7 + 4/7 x 1 1/3 = (4/3) x (3/7) + (4/7) x (4/3)= 12/21 + 16/21= 28/21= 1 7/21
1] 1 7/8 x 0.4 = 1.875 x 0.4 = 0.75
2] 1 1/3 x 3/7 + 4/7 x 1 1/3 = (4/3) x (3/7) + (4/7) x (4/3)
= 12/21 + 16/21
= 28/21
= 1 7/21