Question

5 1/4 +1 2/3- 2 1/6=

7,5-25%+1 2/5 =

Answer 1

5 1/4 + 1 2/3 - 2 1/6
=2 1/4 + 6/3 - 13/6
=63+24-13/6
=87-13/6
=76/6
=12 2/6
=12 1/3

Answer 2

1.51/12+20/12+26/12=97/12=8 1/12
2.25%=0,25
7,5-0,25=7,25+1 2/5=7,25+1,4=8,65