Add 7/30 and 40/8
1st number: 7/30, 2nd number: 5 0/8
7/30 + 40/8 is 157/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
7/30 = 7 × 4/30 × 4 = 28/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
40/8 = 40 × 15/8 × 15 = 600/120 - Add the two like fractions:
28/120 + 600/120 = 28 + 600/120 = 628/120 - 628/120 simplified gives 157/30
- So, 7/30 + 40/8 = 157/30
In mixed form: 57/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30+40/8 7/30+80/8 7/60+40/8 7/30+40/16 21/30+40/8 7/90+40/8 7/30+40/24 35/30+40/8 49/30+40/8 7/30+40/56