Answers

Add 3/60 and 42/20

1^st number: 3/60, 2^nd number: 2 2/20

3/60 + 42/20 is 43/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 20 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 60 × 1 = 60,
   3/60 = 3 × 1/60 × 1 = 3/60
3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
   42/20 = 42 × 3/20 × 3 = 126/60
4. Add the two like fractions:
   3/60 + 126/60 = 3 + 126/60 = 129/60
5. 129/60 simplified gives 43/20
6. So, 3/60 + 42/20 = 43/20
   In mixed form: 23/20

MathStep (Works offline)

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

Related: ⁶/₆₀+⁴²/₂₀ ³/₆₀+⁸⁴/₂₀ ³/₆₀+⁴²/₄₀ ⁹/₆₀+⁴²/₂₀ ³/₆₀+⁴²/₆₀ ¹⁵/₆₀+⁴²/₂₀ ²¹/₆₀+⁴²/₂₀

Add Fractions Calculator