lets find $\frac{3}{4}-\frac{1}{10}$. first write the subtraction with a common denominator. then subtract…

lets find $\frac{3}{4}-\frac{1}{10}$. first write the subtraction with a common denominator. then subtract. $\frac{3}{4}-\frac{1}{10}=\frac{square}{square}-\frac{square}{square}=\frac{square}{square}$

lets find $\frac{3}{4}-\frac{1}{10}$. first write the subtraction with a common denominator. then subtract. $\frac{3}{4}-\frac{1}{10}=\frac{square}{square}-\frac{square}{square}=\frac{square}{square}$

Answer

Explanation:

Step1: Find common denominator

The least - common multiple of 4 and 10 is 20. So we rewrite the fractions. $\frac{3}{4}=\frac{3\times5}{4\times5}=\frac{15}{20}$ and $\frac{1}{10}=\frac{1\times2}{10\times2}=\frac{2}{20}$.

Step2: Subtract the fractions

$\frac{15}{20}-\frac{2}{20}=\frac{15 - 2}{20}=\frac{13}{20}$

Answer:

$\frac{13}{20}$