Question

1)calcule
A)5/8- 4/12
B)5/9-1/6
C)8/9-4/10
D)23/5-3
E)4-2/7
F)7/6-9/10
G)3/5×7/8
H)3/8×5/6
I)9/8×4/3
J)13/100×4/10
K)22/100×6/10
L)3/5÷7/8
M)3/8÷5/6
N)2/3÷4/5
O)3/8÷4/9

Answer 1

a)5/8(3)-4/12(2) (MMC)
15/24-8/24
7/24

D)2.3/5-3
6/2
3

g)3/5×7/8
21/40

L)3/5÷7/8
3/5×8/7
24/35
é só prestar atenção e seguir os exemplos!Obrigado