Add 4/14 and 72/45
1st number: 4/14, 2nd number: 1 27/45
4/14 + 72/45 is 66/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
4/14 = 4 × 45/14 × 45 = 180/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
72/45 = 72 × 14/45 × 14 = 1008/630 - Add the two like fractions:
180/630 + 1008/630 = 180 + 1008/630 = 1188/630 - 1188/630 simplified gives 66/35
- So, 4/14 + 72/45 = 66/35
In mixed form: 131/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/14+72/45 4/28+72/45 4/14+72/90 12/14+72/45 4/42+72/45 20/14+72/45 4/70+72/45 28/14+72/45 4/98+72/45