Add 7/10 and 24/84
7/10 + 24/84 is 69/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
7/10 = 7 × 42/10 × 42 = 294/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
24/84 = 24 × 5/84 × 5 = 120/420 - Add the two like fractions:
294/420 + 120/420 = 294 + 120/420 = 414/420 - 414/420 simplified gives 69/70
- So, 7/10 + 24/84 = 69/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/10+24/84 7/10+48/84 7/20+24/84 21/10+24/84 7/10+72/84 7/30+24/84 35/10+24/84 7/50+24/84 49/10+24/84 7/70+24/84