Add 84/30 and 2/28
1st number: 2 24/30, 2nd number: 2/28
84/30 + 2/28 is 201/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
84/30 = 84 × 14/30 × 14 = 1176/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
2/28 = 2 × 15/28 × 15 = 30/420 - Add the two like fractions:
1176/420 + 30/420 = 1176 + 30/420 = 1206/420 - 1206/420 simplified gives 201/70
- So, 84/30 + 2/28 = 201/70
In mixed form: 261/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/30+4/28 84/60+2/28 84/30+2/56 84/30+6/28 84/90+2/28 84/30+2/84 84/30+10/28 84/30+14/28