Add 45/49 and 7/8
45/49 + 7/8 is 703/392.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
45/49 = 45 × 8/49 × 8 = 360/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
7/8 = 7 × 49/8 × 49 = 343/392 - Add the two like fractions:
360/392 + 343/392 = 360 + 343/392 = 703/392 - So, 45/49 + 7/8 = 703/392
In mixed form: 1311/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/49+7/8 45/49+14/8 45/98+7/8 45/49+7/16 45/49+21/8 45/49+7/24 45/49+35/8 45/49+7/40 45/49+49/8 45/49+7/56