Add 42/49 and 18/24
42/49 + 18/24 is 45/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 24 is 1176
Next, find the equivalent fraction of both fractional numbers with denominator 1176 - For the 1st fraction, since 49 × 24 = 1176,
42/49 = 42 × 24/49 × 24 = 1008/1176 - Likewise, for the 2nd fraction, since 24 × 49 = 1176,
18/24 = 18 × 49/24 × 49 = 882/1176 - Add the two like fractions:
1008/1176 + 882/1176 = 1008 + 882/1176 = 1890/1176 - 1890/1176 simplified gives 45/28
- So, 42/49 + 18/24 = 45/28
In mixed form: 117/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/49+18/24 42/49+36/24 42/98+18/24 42/49+18/48 42/49+54/24 42/49+18/72 42/49+90/24