Add 35/5 and 4/42
1st number: 7 0/5, 2nd number: 4/42
35/5 + 4/42 is 149/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 5 × 42 = 210,
35/5 = 35 × 42/5 × 42 = 1470/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
4/42 = 4 × 5/42 × 5 = 20/210 - Add the two like fractions:
1470/210 + 20/210 = 1470 + 20/210 = 1490/210 - 1490/210 simplified gives 149/21
- So, 35/5 + 4/42 = 149/21
In mixed form: 72/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5+4/42 35/5+8/42 35/10+4/42 35/5+4/84 35/5+12/42 35/15+4/42 35/5+20/42 35/25+4/42 35/5+28/42