Add 42/90 and 60/14
1st number: 42/90, 2nd number: 4 4/14
42/90 + 60/14 is 499/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 14 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
42/90 = 42 × 7/90 × 7 = 294/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
60/14 = 60 × 45/14 × 45 = 2700/630 - Add the two like fractions:
294/630 + 2700/630 = 294 + 2700/630 = 2994/630 - 2994/630 simplified gives 499/105
- So, 42/90 + 60/14 = 499/105
In mixed form: 479/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/90+60/14 42/90+60/28 42/90+60/42 42/90+60/70 42/90+60/98