Add 4/5 and 90/42
1st number: 4/5, 2nd number: 2 6/42
4/5 + 90/42 is 103/35.
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,
4/5 = 4 × 42/5 × 42 = 168/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
90/42 = 90 × 5/42 × 5 = 450/210 - Add the two like fractions:
168/210 + 450/210 = 168 + 450/210 = 618/210 - 618/210 simplified gives 103/35
- So, 4/5 + 90/42 = 103/35
In mixed form: 233/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5+90/42 4/10+90/42 4/5+90/84 12/5+90/42 4/15+90/42 20/5+90/42 4/25+90/42 28/5+90/42 4/35+90/42