Add 45/56 and 7/4
1st number: 45/56, 2nd number: 1 3/4
45/56 + 7/4 is 143/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 4 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
45/56 = 45 × 1/56 × 1 = 45/56 - Likewise, for the 2nd fraction, since 4 × 14 = 56,
7/4 = 7 × 14/4 × 14 = 98/56 - Add the two like fractions:
45/56 + 98/56 = 45 + 98/56 = 143/56 - So, 45/56 + 7/4 = 143/56
In mixed form: 231/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/56+7/4 45/56+14/4 45/56+7/8 45/56+21/4 45/56+7/12 45/56+35/4 45/56+7/20 45/56+49/4 45/56+7/28