Add 84/30 and 24/70
1st number: 2 24/30, 2nd number: 24/70
84/30 + 24/70 is 22/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
84/30 = 84 × 7/30 × 7 = 588/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
24/70 = 24 × 3/70 × 3 = 72/210 - Add the two like fractions:
588/210 + 72/210 = 588 + 72/210 = 660/210 - 660/210 simplified gives 22/7
- So, 84/30 + 24/70 = 22/7
In mixed form: 31/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/30+48/70 84/60+24/70 84/30+72/70 84/90+24/70