Question

Hitunglah 1 1/2 × 2/3 -2 1/6 + 3/4 ÷ 1 4/5 = ......

Answer 1

(3/2  x 2/3) - 13/6 + (3/4 ÷ 9/5)
= 1 - 13/6 + 5/12
= - 0.75 = -3/4

Answer 2

1 1/2 x 2/3 - 2 1/6 + 3/4 : 1 4/5
3/2 x 2/3 - 13/6 + 3/4 : 9/5
6/6 - 13/6 + 3/4 x 5/9
1 - 13/6 + 15/36
1 - 13/6 + 5/12
1 - 26/12 + 5/12
1 - 31/12
12/12 - 31/12
-19/12
-1 7/12