Add 40/5 and 35/42
1st number: 8 0/5, 2nd number: 35/42
40/5 + 35/42 is 53/6.
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,
40/5 = 40 × 42/5 × 42 = 1680/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
35/42 = 35 × 5/42 × 5 = 175/210 - Add the two like fractions:
1680/210 + 175/210 = 1680 + 175/210 = 1855/210 - 1855/210 simplified gives 53/6
- So, 40/5 + 35/42 = 53/6
In mixed form: 85/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/5+35/42 40/5+70/42 40/10+35/42 40/5+35/84 40/15+35/42 40/25+35/42 40/35+35/42