Answers

Add 24/42 and 60/45

1^st number: 24/42, 2^nd number: 1 15/45

24/42 + 60/45 is 40/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 45 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 42 × 15 = 630,
   24/42 = 24 × 15/42 × 15 = 360/630
3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
   60/45 = 60 × 14/45 × 14 = 840/630
4. Add the two like fractions:
   360/630 + 840/630 = 360 + 840/630 = 1200/630
5. 1200/630 simplified gives 40/21
6. So, 24/42 + 60/45 = 40/21
   In mixed form: 119/21

MathStep (Works offline)

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

Related: ⁴⁸/₄₂+⁶⁰/₄₅ ²⁴/₈₄+⁶⁰/₄₅ ²⁴/₄₂+⁶⁰/₉₀ ⁷²/₄₂+⁶⁰/₄₅

Add Fractions Calculator