Add 90/8 and 2/40
1st number: 11 2/8, 2nd number: 2/40
90/8 + 2/40 is 113/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
90/8 = 90 × 5/8 × 5 = 450/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
2/40 = 2 × 1/40 × 1 = 2/40 - Add the two like fractions:
450/40 + 2/40 = 450 + 2/40 = 452/40 - 452/40 simplified gives 113/10
- So, 90/8 + 2/40 = 113/10
In mixed form: 113/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8+4/40 90/16+2/40 90/8+2/80 90/8+6/40 90/24+2/40 90/8+10/40 90/40+2/40 90/8+14/40 90/56+2/40