Add 49/4 and 90/7
1st number: 12 1/4, 2nd number: 12 6/7
49/4 + 90/7 is 703/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
49/4 = 49 × 7/4 × 7 = 343/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
90/7 = 90 × 4/7 × 4 = 360/28 - Add the two like fractions:
343/28 + 360/28 = 343 + 360/28 = 703/28 - So, 49/4 + 90/7 = 703/28
In mixed form: 253/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/4+90/7 49/8+90/7 49/4+90/14 49/12+90/7 49/4+90/21 49/20+90/7 49/4+90/35 49/28+90/7 49/4+90/49