Add 56/30 and 70/45
1st number: 1 26/30, 2nd number: 1 25/45
56/30 + 70/45 is 154/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
56/30 = 56 × 3/30 × 3 = 168/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
70/45 = 70 × 2/45 × 2 = 140/90 - Add the two like fractions:
168/90 + 140/90 = 168 + 140/90 = 308/90 - 308/90 simplified gives 154/45
- So, 56/30 + 70/45 = 154/45
In mixed form: 319/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/60+70/45 56/30+70/90 56/90+70/45