Add 24/35 and 15/40
24/35 + 15/40 is 297/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
24/35 = 24 × 8/35 × 8 = 192/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
15/40 = 15 × 7/40 × 7 = 105/280 - Add the two like fractions:
192/280 + 105/280 = 192 + 105/280 = 297/280 - So, 24/35 + 15/40 = 297/280
In mixed form: 117/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/35+15/40 24/35+30/40 24/70+15/40 24/35+15/80 72/35+15/40 24/35+45/40 24/35+75/40