Add 4/84 and 32/30
1st number: 4/84, 2nd number: 1 2/30
4/84 + 32/30 is 39/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
4/84 = 4 × 5/84 × 5 = 20/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
32/30 = 32 × 14/30 × 14 = 448/420 - Add the two like fractions:
20/420 + 448/420 = 20 + 448/420 = 468/420 - 468/420 simplified gives 39/35
- So, 4/84 + 32/30 = 39/35
In mixed form: 14/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/84+32/30 4/84+64/30 4/84+32/60 12/84+32/30 4/84+96/30 4/84+32/90 20/84+32/30 28/84+32/30