Add 56/8 and 10/42
1st number: 7 0/8, 2nd number: 10/42
56/8 + 10/42 is 152/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
56/8 = 56 × 21/8 × 21 = 1176/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
10/42 = 10 × 4/42 × 4 = 40/168 - Add the two like fractions:
1176/168 + 40/168 = 1176 + 40/168 = 1216/168 - 1216/168 simplified gives 152/21
- So, 56/8 + 10/42 = 152/21
In mixed form: 75/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8+20/42 56/16+10/42 56/8+10/84 56/8+30/42 56/24+10/42 56/8+50/42 56/40+10/42 56/8+70/42