Add 42/8 and 35/42
1st number: 5 2/8, 2nd number: 35/42
42/8 + 35/42 is 73/12.
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,
42/8 = 42 × 21/8 × 21 = 882/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
35/42 = 35 × 4/42 × 4 = 140/168 - Add the two like fractions:
882/168 + 140/168 = 882 + 140/168 = 1022/168 - 1022/168 simplified gives 73/12
- So, 42/8 + 35/42 = 73/12
In mixed form: 61/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8+35/42 42/8+70/42 42/16+35/42 42/8+35/84 42/24+35/42 42/40+35/42 42/56+35/42