Answers

Add 75/25 and 84/40

1^st number: 3 0/25, 2^nd number: 2 4/40

75/25 + 84/40 is 51/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 40 is 200
   
   Next, find the equivalent fraction of both fractional numbers with denominator 200
2. For the 1st fraction, since 25 × 8 = 200,
   75/25 = 75 × 8/25 × 8 = 600/200
3. Likewise, for the 2nd fraction, since 40 × 5 = 200,
   84/40 = 84 × 5/40 × 5 = 420/200
4. Add the two like fractions:
   600/200 + 420/200 = 600 + 420/200 = 1020/200
5. 1020/200 simplified gives 51/10
6. So, 75/25 + 84/40 = 51/10
   In mixed form: 51/10

MathStep (Works offline)

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

Related: ⁷⁵/₅₀+⁸⁴/₄₀ ⁷⁵/₂₅+⁸⁴/₈₀

Add Fractions Calculator