Answers

Add 42/56 and 42/60

42/56 + 42/60 is 29/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 60 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 56 × 15 = 840,
   42/56 = 42 × 15/56 × 15 = 630/840
3. Likewise, for the 2nd fraction, since 60 × 14 = 840,
   42/60 = 42 × 14/60 × 14 = 588/840
4. Add the two like fractions:
   630/840 + 588/840 = 630 + 588/840 = 1218/840
5. 1218/840 simplified gives 29/20
6. So, 42/56 + 42/60 = 29/20
   In mixed form: 19/20

MathStep (Works offline)

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

Related: ⁸⁴/₅₆+⁴²/₆₀ ⁴²/₅₆+⁸⁴/₆₀

Add Fractions Calculator