Question

Calcule o valor das expressões:

3)Calcule o valor das expressões:

a) 5/8 + ½ -2/3 =
b) 5 + 1/3 -1/10 =

c) 7/8 – ½ - ¼ =
d) ½ + 1/6 x 2/3 =

e) 3/10 + 4/5 : ½ =
f) 7 x ½ + (4/5)² =

g) (1/3)² + 2/5 x ½ =
h) (1/2)² : ¾ + 5/3 =

me ajudem pfv.​

Answer 1

3)Calcule o valor das expressões:

a) 5/8 + ½ -2/3 = 35/24

b) 5 + 1/3 -1/10 = 157/30

c) 7/8 – ½ - ¼ = 1/8

d) ½ + 1/6 x 2/3 = 5/6

e) 3/10 + 4/5 : ½ = 19/10

f) 7 x ½ + (4/5)² = 207/50

g) (1/3)² + 2/5 x ½ = 14/45

h) (1/2)² : ¾ + 5/3 = 2