Add 24/30 and 7/42
24/30 + 7/42 is 29/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
24/30 = 24 × 7/30 × 7 = 168/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
7/42 = 7 × 5/42 × 5 = 35/210 - Add the two like fractions:
168/210 + 35/210 = 168 + 35/210 = 203/210 - 203/210 simplified gives 29/30
- So, 24/30 + 7/42 = 29/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/30+7/42 24/30+14/42 24/60+7/42 24/30+7/84 72/30+7/42 24/30+21/42 24/90+7/42 24/30+35/42 24/30+49/42