Add 9/2 and 25/42
1st number: 4 1/2, 2nd number: 25/42
9/2 + 25/42 is 107/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
9/2 = 9 × 21/2 × 21 = 189/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
25/42 = 25 × 1/42 × 1 = 25/42 - Add the two like fractions:
189/42 + 25/42 = 189 + 25/42 = 214/42 - 214/42 simplified gives 107/21
- So, 9/2 + 25/42 = 107/21
In mixed form: 52/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/2+25/42 9/2+50/42 9/4+25/42 9/2+25/84 27/2+25/42 9/2+75/42 9/6+25/42 45/2+25/42 9/10+25/42 63/2+25/42 9/14+25/42