Add 1/30 and 90/8
1st number: 1/30, 2nd number: 11 2/8
1/30 + 90/8 is 677/60.
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,
1/30 = 1 × 4/30 × 4 = 4/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
90/8 = 90 × 15/8 × 15 = 1350/120 - Add the two like fractions:
4/120 + 1350/120 = 4 + 1350/120 = 1354/120 - 1354/120 simplified gives 677/60
- So, 1/30 + 90/8 = 677/60
In mixed form: 1117/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/30+90/8 1/60+90/8 1/30+90/16 3/30+90/8 1/90+90/8 1/30+90/24 5/30+90/8 1/30+90/40 7/30+90/8 1/30+90/56