Answers

Add 24/20 and 42/15

1^st number: 1 4/20, 2^nd number: 2 12/15

24/20 + 42/15 is 4/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 15 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 20 × 3 = 60,
   24/20 = 24 × 3/20 × 3 = 72/60
3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
   42/15 = 42 × 4/15 × 4 = 168/60
4. Add the two like fractions:
   72/60 + 168/60 = 72 + 168/60 = 240/60
5. 240/60 simplified gives 4/1
6. So, 24/20 + 42/15 = 4/1

MathStep (Works offline)

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

Related: ⁴⁸/₂₀+⁴²/₁₅ ²⁴/₂₀+⁸⁴/₁₅ ²⁴/₄₀+⁴²/₁₅ ²⁴/₂₀+⁴²/₃₀ ⁷²/₂₀+⁴²/₁₅ ²⁴/₆₀+⁴²/₁₅ ²⁴/₂₀+⁴²/₄₅ ²⁴/₂₀+⁴²/₇₅

Add Fractions Calculator