Add 45/6 and 42/56
1st number: 7 3/6, 2nd number: 42/56
45/6 + 42/56 is 33/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 6 × 28 = 168,
45/6 = 45 × 28/6 × 28 = 1260/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
42/56 = 42 × 3/56 × 3 = 126/168 - Add the two like fractions:
1260/168 + 126/168 = 1260 + 126/168 = 1386/168 - 1386/168 simplified gives 33/4
- So, 45/6 + 42/56 = 33/4
In mixed form: 81/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6+42/56 45/6+84/56 45/12+42/56 45/18+42/56 45/30+42/56 45/42+42/56