Answers

Add 42/75 and 72/18

1^st number: 42/75, 2^nd number: 4 0/18

42/75 + 72/18 is 114/25.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 18 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 75 × 6 = 450,
   42/75 = 42 × 6/75 × 6 = 252/450
3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
   72/18 = 72 × 25/18 × 25 = 1800/450
4. Add the two like fractions:
   252/450 + 1800/450 = 252 + 1800/450 = 2052/450
5. 2052/450 simplified gives 114/25
6. So, 42/75 + 72/18 = 114/25
   In mixed form: 414/25

MathStep (Works offline)

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

Related: ⁸⁴/₇₅+⁷²/₁₈ ⁴²/₇₅+⁷²/₃₆ ⁴²/₇₅+⁷²/₅₄ ⁴²/₇₅+⁷²/₉₀

Add Fractions Calculator