b. 8 i 2/3 + 6 i 5/8 c/ 7 i 7/8 + 4 i 3/3 d. 9- 2 i 4/9 e 6 i 1/5 - 2 i 4/7 f.13 i 1/6 - 8 i 3/7 g. 4/9 * 15 h. 3/10 * 4 i 1/6 i. 2 i 1/3 * 1 i 2/7 j. 6/21 : 9/14 k. 15: 5/13 l. 2 i 4/7 : 1 i 3/5 m. 2 i 1/3 * 6 - 3 i 2/3 : 2 i 1/6 n. (7 i 2/3 - 5 i 5/6) : 1 i 1/3
Nases
B) 8 i 16/24 + 6 i 15/24 = 24 i 7/24 c)7 i 7/8 + 5 ( 3/3 to 1) = 12 i 7/8 d) 6 i 5/9 e) 6 i 7/35 - 2 i 20/35= 3 i 22 f)13 i 7/42 - 8 i 18/42 = 4 i 31/42 g)60/9= 6 i 2/3 h)3/10 ×25/6= 75/60= 1 i 1/4 i)7/6×9/7=63/42=1 i 1/2 j)6/21×14/9=4/9 k)15×13/5=39 l)18/7×5/8=45/28
c)7 i 7/8 + 5 ( 3/3 to 1) = 12 i 7/8
d) 6 i 5/9
e) 6 i 7/35 - 2 i 20/35= 3 i 22
f)13 i 7/42 - 8 i 18/42 = 4 i 31/42
g)60/9= 6 i 2/3
h)3/10 ×25/6= 75/60= 1 i 1/4
i)7/6×9/7=63/42=1 i 1/2
j)6/21×14/9=4/9
k)15×13/5=39
l)18/7×5/8=45/28