Answer :

first you have to make the fractions have the same denominator. so change 7/10 to 70/100. so that would be 70 minus 14. so the answer is 56/100. which can be simplified into 14/25.
[tex]\frac{7}{10}-\frac{14}{100}=0.7-0.14=0.70-0.14=0.56[/tex]