Add 5/56 and 45/30
1st number: 5/56, 2nd number: 1 15/30
5/56 + 45/30 is 89/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 30 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
5/56 = 5 × 15/56 × 15 = 75/840 - Likewise, for the 2nd fraction, since 30 × 28 = 840,
45/30 = 45 × 28/30 × 28 = 1260/840 - Add the two like fractions:
75/840 + 1260/840 = 75 + 1260/840 = 1335/840 - 1335/840 simplified gives 89/56
- So, 5/56 + 45/30 = 89/56
In mixed form: 133/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/56+45/30 5/56+90/30 5/56+45/60 15/56+45/30 5/56+45/90 25/56+45/30 35/56+45/30