Question 130740
1/2 + (2/3 / 3/4) - (4/5 x 5/6)
.
2/3 / 3/4 = 2/3 * 4/3 = 8/9
4/5 * 5/6 = 20/30 = 2/3
.
1/2 + 8/9 - 2/3
= 9/18 + 16/18 - 12/18
= 13/18
.
Ed