Add 4/8 and 90/10
1st number: 4/8, 2nd number: 9 0/10
4/8 + 90/10 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
4/8 = 4 × 5/8 × 5 = 20/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
90/10 = 90 × 4/10 × 4 = 360/40 - Add the two like fractions:
20/40 + 360/40 = 20 + 360/40 = 380/40 - 380/40 simplified gives 19/2
- So, 4/8 + 90/10 = 19/2
In mixed form: 91/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/16+90/10 4/8+90/20 12/8+90/10 4/24+90/10 4/8+90/30 20/8+90/10 4/40+90/10 4/8+90/50 28/8+90/10 4/56+90/10 4/8+90/70