Add 10/56 and 12/30
10/56 + 12/30 is 81/140.
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,
10/56 = 10 × 15/56 × 15 = 150/840 - Likewise, for the 2nd fraction, since 30 × 28 = 840,
12/30 = 12 × 28/30 × 28 = 336/840 - Add the two like fractions:
150/840 + 336/840 = 150 + 336/840 = 486/840 - 486/840 simplified gives 81/140
- So, 10/56 + 12/30 = 81/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/56+12/30 10/56+24/30 10/56+12/60 30/56+12/30 10/56+36/30 10/56+12/90 50/56+12/30 10/56+60/30 70/56+12/30 10/56+84/30