Question

Proszę o pomoc w rozwiązaniu tych działań;

a) 1 3/7+ 2 6/7 =

b) 3/4 + 5/12 =

c)4 8/9 + 4 2/3 =

takie coś to kreska ułamkowa ,,/"

Answer 1

a) 4 2/7
b) 1 1/6
c) 9 5/9

Answer 2

a) 1 3/7 + 2 6/7 = 3 9/7 + 4 2/7

b) 3/4 + 5/12 = 9/12 + 5/12 =14/12 = 1 2/12 = 1 1/6

c) 4 8/9+ 4 2/3 = 4 8/9 + 4 6/9 = 8 14/9 = 9 5/9

Answer 3

a  3 9/7= 4 2/9

b 3/4 + 5/12 = 9/12 + 5/12=14/12=1  2/12= 1  1/6

c 4  8/9 + 4  6/9 = 8 14/9= 9  5/9