Respuesta :

1 3/10 Because 4/5+2/10= 1 plus 6/20 [3/10] is 1 3/10
4/5 + 2/10 + 6/20
4/5x2/2=8/10 keep 2/10 the same  6/20 divided by 2/2=3/10
8/10 + 2/10 + 3/10
then add all the numerators but leave the denominator
the answer is 13/10 or 1 3/10

Hope this helps!! :))