Add 18/42 and 30/96
18/42 + 30/96 is 83/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 42 × 16 = 672,
18/42 = 18 × 16/42 × 16 = 288/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
30/96 = 30 × 7/96 × 7 = 210/672 - Add the two like fractions:
288/672 + 210/672 = 288 + 210/672 = 498/672 - 498/672 simplified gives 83/112
- So, 18/42 + 30/96 = 83/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/42+30/96 18/42+60/96 18/84+30/96 54/42+30/96 18/42+90/96 90/42+30/96