Add 45/70 and 9/25
45/70 + 9/25 is 351/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 25 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
45/70 = 45 × 5/70 × 5 = 225/350 - Likewise, for the 2nd fraction, since 25 × 14 = 350,
9/25 = 9 × 14/25 × 14 = 126/350 - Add the two like fractions:
225/350 + 126/350 = 225 + 126/350 = 351/350 - So, 45/70 + 9/25 = 351/350
In mixed form: 11/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70+9/25 45/70+18/25 45/70+9/50 45/70+27/25 45/70+9/75 45/70+45/25 45/70+63/25