Add 98/84 and 2/45
1st number: 1 14/84, 2nd number: 2/45
98/84 + 2/45 is 109/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 84 × 15 = 1260,
98/84 = 98 × 15/84 × 15 = 1470/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
2/45 = 2 × 28/45 × 28 = 56/1260 - Add the two like fractions:
1470/1260 + 56/1260 = 1470 + 56/1260 = 1526/1260 - 1526/1260 simplified gives 109/90
- So, 98/84 + 2/45 = 109/90
In mixed form: 119/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/84+4/45 98/84+2/90 98/84+6/45 98/84+10/45 98/84+14/45