Add 1/42 and 8/70
1/42 + 8/70 is 29/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
1/42 = 1 × 5/42 × 5 = 5/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
8/70 = 8 × 3/70 × 3 = 24/210 - Add the two like fractions:
5/210 + 24/210 = 5 + 24/210 = 29/210 - So, 1/42 + 8/70 = 29/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/42+8/70 1/42+16/70 1/84+8/70 3/42+8/70 1/42+24/70 5/42+8/70 1/42+40/70 7/42+8/70 1/42+56/70