Answers

Add 42/30 and 84/35

1^st number: 1 12/30, 2^nd number: 2 14/35

42/30 + 84/35 is 19/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 35 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 30 × 7 = 210,
   42/30 = 42 × 7/30 × 7 = 294/210
3. Likewise, for the 2nd fraction, since 35 × 6 = 210,
   84/35 = 84 × 6/35 × 6 = 504/210
4. Add the two like fractions:
   294/210 + 504/210 = 294 + 504/210 = 798/210
5. 798/210 simplified gives 19/5
6. So, 42/30 + 84/35 = 19/5
   In mixed form: 34/5

MathStep (Works offline)

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

Related: ⁸⁴/₃₀+⁸⁴/₃₅ ⁴²/₆₀+⁸⁴/₃₅ ⁴²/₃₀+⁸⁴/₇₀ ⁴²/₉₀+⁸⁴/₃₅

Add Fractions Calculator