Answers

Add 84/63 and 5/40

1^st number: 1 21/63, 2^nd number: 5/40

84/63 + 5/40 is 35/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 40 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 63 × 40 = 2520,
   84/63 = 84 × 40/63 × 40 = 3360/2520
3. Likewise, for the 2nd fraction, since 40 × 63 = 2520,
   5/40 = 5 × 63/40 × 63 = 315/2520
4. Add the two like fractions:
   3360/2520 + 315/2520 = 3360 + 315/2520 = 3675/2520
5. 3675/2520 simplified gives 35/24
6. So, 84/63 + 5/40 = 35/24
   In mixed form: 111/24

MathStep (Works offline)

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

Related: ⁸⁴/₆₃+¹⁰/₄₀ ⁸⁴/₆₃+⁵/₈₀ ⁸⁴/₆₃+¹⁵/₄₀ ⁸⁴/₆₃+²⁵/₄₀ ⁸⁴/₆₃+³⁵/₄₀

Add Fractions Calculator