Add 90/32 and 42/84
1st number: 2 26/32, 2nd number: 42/84
90/32 + 42/84 is 53/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 84 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 32 × 21 = 672,
90/32 = 90 × 21/32 × 21 = 1890/672 - Likewise, for the 2nd fraction, since 84 × 8 = 672,
42/84 = 42 × 8/84 × 8 = 336/672 - Add the two like fractions:
1890/672 + 336/672 = 1890 + 336/672 = 2226/672 - 2226/672 simplified gives 53/16
- So, 90/32 + 42/84 = 53/16
In mixed form: 35/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/64+42/84 90/96+42/84