Question

subtracting unlike fractions,(with solving method pls)
$\frac{7}{10} - \frac{1}{2}$

Answer 1

7/10 - 1/2
0.7 - 0.5
0.2

Answer 2

7/10 - 1/2, first find the LCM(least common factor) here it is 10
It would be 7/10 - 5/10 = 2/10 which means 5