Answers

Add 42/45 and 35/25

1^st number: 42/45, 2^nd number: 1 10/25

42/45 + 35/25 is 7/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 25 is 225
   
   Next, find the equivalent fraction of both fractional numbers with denominator 225
2. For the 1st fraction, since 45 × 5 = 225,
   42/45 = 42 × 5/45 × 5 = 210/225
3. Likewise, for the 2nd fraction, since 25 × 9 = 225,
   35/25 = 35 × 9/25 × 9 = 315/225
4. Add the two like fractions:
   210/225 + 315/225 = 210 + 315/225 = 525/225
5. 525/225 simplified gives 7/3
6. So, 42/45 + 35/25 = 7/3
   In mixed form: 21/3

MathStep (Works offline)

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

Related: ⁸⁴/₄₅+³⁵/₂₅ ⁴²/₄₅+⁷⁰/₂₅ ⁴²/₉₀+³⁵/₂₅ ⁴²/₄₅+³⁵/₅₀ ⁴²/₄₅+³⁵/₇₅

Add Fractions Calculator