Add 48/18 and 98/21
1st number: 2 12/18, 2nd number: 4 14/21
48/18 + 98/21 is 22/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 21 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
48/18 = 48 × 7/18 × 7 = 336/126 - Likewise, for the 2nd fraction, since 21 × 6 = 126,
98/21 = 98 × 6/21 × 6 = 588/126 - Add the two like fractions:
336/126 + 588/126 = 336 + 588/126 = 924/126 - 924/126 simplified gives 22/3
- So, 48/18 + 98/21 = 22/3
In mixed form: 71/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/18+98/21 48/36+98/21 48/18+98/42 48/54+98/21 48/18+98/63 48/90+98/21