Add 30/42 and 25/32
30/42 + 25/32 is 335/224.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 42 × 16 = 672,
30/42 = 30 × 16/42 × 16 = 480/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
25/32 = 25 × 21/32 × 21 = 525/672 - Add the two like fractions:
480/672 + 525/672 = 480 + 525/672 = 1005/672 - 1005/672 simplified gives 335/224
- So, 30/42 + 25/32 = 335/224
In mixed form: 1111/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/42+25/32 30/42+50/32 30/84+25/32 30/42+25/64 90/42+25/32 30/42+75/32 30/42+25/96