Add 45/56 and 16/30
45/56 + 16/30 is 1123/840.
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,
45/56 = 45 × 15/56 × 15 = 675/840 - Likewise, for the 2nd fraction, since 30 × 28 = 840,
16/30 = 16 × 28/30 × 28 = 448/840 - Add the two like fractions:
675/840 + 448/840 = 675 + 448/840 = 1123/840 - So, 45/56 + 16/30 = 1123/840
In mixed form: 1283/840
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/56+16/30 45/56+32/30 45/56+16/60 45/56+48/30 45/56+16/90 45/56+80/30