Question

Com base em seus estudos calcule:
a) 6/4 + 7/4 - ¾
b) 5/9 - 2/9 + 19/9
c) 55/63 + 5/63 + 100/63
d) 79/5 + ⅕ + 2/10

Answer 1

Resposta:

Explicação passo-a-passo:

a) 6+7-3 = 10/4=5/2=2  1/2

      4

b) 5-2+19=12/9=4/3 = 1  1/3

        9

c) (55+5+100)/63= 160/63= 2  34/63

d)(79/5)+(1/5)= (78/5)*2= (156/10)+(2/10)= 158/10= 79/5=  15  4/5