Question

efetue e simplifique quando for possivel a] 8/9-2/9 b]7/5 -1/5 c]15/8 - 9/8 d]11/12 - 3/2               pfv me ajudem!!!

Answer 1

a) 8/9 - 2/9  --------6/9 -------- 2/3

b) 7/5 - 1/5 -------- 6/5

c) 15/8 - 9/8  ------ 6/8 -------- 3/4

d) 11/12 - 3/2 ------ 11/12 - 18/12 ------- - 7/12