Add 5/30 and 40/7
1st number: 5/30, 2nd number: 5 5/7
5/30 + 40/7 is 247/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 7 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
5/30 = 5 × 7/30 × 7 = 35/210 - Likewise, for the 2nd fraction, since 7 × 30 = 210,
40/7 = 40 × 30/7 × 30 = 1200/210 - Add the two like fractions:
35/210 + 1200/210 = 35 + 1200/210 = 1235/210 - 1235/210 simplified gives 247/42
- So, 5/30 + 40/7 = 247/42
In mixed form: 537/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/30+40/7 5/30+80/7 5/60+40/7 5/30+40/14 15/30+40/7 5/90+40/7 5/30+40/21 25/30+40/7 5/30+40/35 35/30+40/7 5/30+40/49