Answers

Add 84/70 and 30/25

1^st number: 1 14/70, 2^nd number: 1 5/25

84/70 + 30/25 is 12/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 25 is 350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 350
2. For the 1st fraction, since 70 × 5 = 350,
   84/70 = 84 × 5/70 × 5 = 420/350
3. Likewise, for the 2nd fraction, since 25 × 14 = 350,
   30/25 = 30 × 14/25 × 14 = 420/350
4. Add the two like fractions:
   420/350 + 420/350 = 420 + 420/350 = 840/350
5. 840/350 simplified gives 12/5
6. So, 84/70 + 30/25 = 12/5
   In mixed form: 22/5

MathStep (Works offline)

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

Related: ⁸⁴/₇₀+⁶⁰/₂₅ ⁸⁴/₇₀+³⁰/₅₀ ⁸⁴/₇₀+⁹⁰/₂₅ ⁸⁴/₇₀+³⁰/₇₅

Add Fractions Calculator