Add 32/42 and 56/8
1st number: 32/42, 2nd number: 7 0/8
32/42 + 56/8 is 163/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
32/42 = 32 × 4/42 × 4 = 128/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
56/8 = 56 × 21/8 × 21 = 1176/168 - Add the two like fractions:
128/168 + 1176/168 = 128 + 1176/168 = 1304/168 - 1304/168 simplified gives 163/21
- So, 32/42 + 56/8 = 163/21
In mixed form: 716/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/42+56/8 32/84+56/8 32/42+56/16 96/42+56/8 32/42+56/24 32/42+56/40