¼ + ½ = 11/16 + 7/8 = 1/9 + 1/3 = 7/12 + 2/6 = 2 1/2 + 7 5/12 = 15/16 - 3/4 = 14/15 - 1/3 = 8/10 - 3/5 8 1/2 - 1 2/6 = 6 1/3 - 2 1/4 6/7 x 8/9 = 4/9 x 5/9 = 5/4 x 2/3 = 14/10 x 3 4/7 4 1/8 x 12/11 = 3/5 ÷ 9/5 = 1/6 ÷ 3/2 = 12/9 ÷ 10/5 = 8/9 ÷ 4/3 = 2/7 ÷ 15/14 = |