Add 49/4 and 90/84
1st number: 12 1/4, 2nd number: 1 6/84
49/4 + 90/84 is 373/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
49/4 = 49 × 21/4 × 21 = 1029/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
90/84 = 90 × 1/84 × 1 = 90/84 - Add the two like fractions:
1029/84 + 90/84 = 1029 + 90/84 = 1119/84 - 1119/84 simplified gives 373/28
- So, 49/4 + 90/84 = 373/28
In mixed form: 139/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/4+90/84 49/8+90/84 49/12+90/84 49/20+90/84 49/28+90/84