Add 84/25 and 42/32
1st number: 3 9/25, 2nd number: 1 10/32
84/25 + 42/32 is 1869/400.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 32 is 800
Next, find the equivalent fraction of both fractional numbers with denominator 800 - For the 1st fraction, since 25 × 32 = 800,
84/25 = 84 × 32/25 × 32 = 2688/800 - Likewise, for the 2nd fraction, since 32 × 25 = 800,
42/32 = 42 × 25/32 × 25 = 1050/800 - Add the two like fractions:
2688/800 + 1050/800 = 2688 + 1050/800 = 3738/800 - 3738/800 simplified gives 1869/400
- So, 84/25 + 42/32 = 1869/400
In mixed form: 4269/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/25+84/32 84/50+42/32 84/25+42/64 84/75+42/32 84/25+42/96