Answers

Add 42/28 and 18/35

1^st number: 1 14/28, 2^nd number: 18/35

42/28 + 18/35 is 141/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 35 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 28 × 5 = 140,
   42/28 = 42 × 5/28 × 5 = 210/140
3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
   18/35 = 18 × 4/35 × 4 = 72/140
4. Add the two like fractions:
   210/140 + 72/140 = 210 + 72/140 = 282/140
5. 282/140 simplified gives 141/70
6. So, 42/28 + 18/35 = 141/70
   In mixed form: 21/70

MathStep (Works offline)

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

Related: ⁸⁴/₂₈+¹⁸/₃₅ ⁴²/₂₈+³⁶/₃₅ ⁴²/₅₆+¹⁸/₃₅ ⁴²/₂₈+¹⁸/₇₀ ⁴²/₂₈+⁵⁴/₃₅ ⁴²/₈₄+¹⁸/₃₅ ⁴²/₂₈+⁹⁰/₃₅

Add Fractions Calculator