Question

Efetue as multiplicações e divisões: a) 3/4.1/2= b) 2/3.1/4.8/5= c) 9/7.3/4= d) 14/5.2/7.49/6= e) 2:4/5= f)6/15:2/3= g) 2 1/4:3 4/7= h) 24/5:12/15=

Answer 1

a) 3/4.1/2=
3.1/4.2 = 3/8
b) 2/3.1/4.8/5=
2.1.8/5.1.3 =  16/100 ou 4/25
c) 9/7.3/4=
9.3/7.4 = 27/28
d) 14/5.2/7.49/6=
 14.2.49/5.7.6 = 140/ = 210 ou 14/21
e) 2:4/5=
2/4/5 = 2.5/4 =
10/4 ou 5/2
f)6/15:2/3=
6.3/15.2 =
18/30 ou 3/5
g) 2 1/4:3 4/7=
21.7/4.34 = 147/136 
h) 24/5:12/15= 360/60 =
6

Answer 2

Resposta:

Explicação passo-a-passo:

4\15