Answers

Add 50/20 and 45/10

1^st number: 2 10/20, 2^nd number: 4 5/10

50/20 + 45/10 is 7/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 10 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 20 × 1 = 20,
   50/20 = 50 × 1/20 × 1 = 50/20
3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
   45/10 = 45 × 2/10 × 2 = 90/20
4. Add the two like fractions:
   50/20 + 90/20 = 50 + 90/20 = 140/20
5. 140/20 simplified gives 7/1
6. So, 50/20 + 45/10 = 7/1

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁵⁰/₂₀+⁹⁰/₁₀ ⁵⁰/₄₀+⁴⁵/₁₀ ⁵⁰/₂₀+⁴⁵/₂₀ ⁵⁰/₆₀+⁴⁵/₁₀ ⁵⁰/₂₀+⁴⁵/₃₀ ⁵⁰/₂₀+⁴⁵/₅₀ ⁵⁰/₂₀+⁴⁵/₇₀

Add Fractions Calculator