Add 10/56 and 70/42
1st number: 10/56, 2nd number: 1 28/42
10/56 + 70/42 is 155/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
10/56 = 10 × 3/56 × 3 = 30/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
70/42 = 70 × 4/42 × 4 = 280/168 - Add the two like fractions:
30/168 + 280/168 = 30 + 280/168 = 310/168 - 310/168 simplified gives 155/84
- So, 10/56 + 70/42 = 155/84
In mixed form: 171/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/56+70/42 10/56+70/84 30/56+70/42 50/56+70/42 70/56+70/42