Add 45/42 and 45/5
1st number: 1 3/42, 2nd number: 9 0/5
45/42 + 45/5 is 141/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
45/42 = 45 × 5/42 × 5 = 225/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
45/5 = 45 × 42/5 × 42 = 1890/210 - Add the two like fractions:
225/210 + 1890/210 = 225 + 1890/210 = 2115/210 - 2115/210 simplified gives 141/14
- So, 45/42 + 45/5 = 141/14
In mixed form: 101/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/42+45/5 45/42+90/5 45/84+45/5 45/42+45/10 45/42+45/15 45/42+45/25 45/42+45/35