Add 90/28 and 8/49
1st number: 3 6/28, 2nd number: 8/49
90/28 + 8/49 is 331/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 49 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
90/28 = 90 × 7/28 × 7 = 630/196 - Likewise, for the 2nd fraction, since 49 × 4 = 196,
8/49 = 8 × 4/49 × 4 = 32/196 - Add the two like fractions:
630/196 + 32/196 = 630 + 32/196 = 662/196 - 662/196 simplified gives 331/98
- So, 90/28 + 8/49 = 331/98
In mixed form: 337/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/28+16/49 90/56+8/49 90/28+8/98 90/28+24/49 90/84+8/49 90/28+40/49 90/28+56/49