Add 40/30 and 7/56
1st number: 1 10/30, 2nd number: 7/56
40/30 + 7/56 is 35/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
40/30 = 40 × 28/30 × 28 = 1120/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
7/56 = 7 × 15/56 × 15 = 105/840 - Add the two like fractions:
1120/840 + 105/840 = 1120 + 105/840 = 1225/840 - 1225/840 simplified gives 35/24
- So, 40/30 + 7/56 = 35/24
In mixed form: 111/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30+7/56 40/30+14/56 40/60+7/56 40/30+21/56 40/90+7/56 40/30+35/56 40/30+49/56