Add 56/14 and 45/90
1st number: 4 0/14, 2nd number: 45/90
56/14 + 45/90 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
56/14 = 56 × 45/14 × 45 = 2520/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
45/90 = 45 × 7/90 × 7 = 315/630 - Add the two like fractions:
2520/630 + 315/630 = 2520 + 315/630 = 2835/630 - 2835/630 simplified gives 9/2
- So, 56/14 + 45/90 = 9/2
In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/28+45/90 56/42+45/90 56/70+45/90 56/98+45/90