Add 40/4 and 4/8
1st number: 10 0/4, 2nd number: 4/8
40/4 + 4/8 is 21/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 4 × 2 = 8,
40/4 = 40 × 2/4 × 2 = 80/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
4/8 = 4 × 1/8 × 1 = 4/8 - Add the two like fractions:
80/8 + 4/8 = 80 + 4/8 = 84/8 - 84/8 simplified gives 21/2
- So, 40/4 + 4/8 = 21/2
In mixed form: 101/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4+4/8 40/8+4/8 40/4+4/16 40/4+12/8 40/12+4/8 40/4+4/24 40/4+20/8 40/20+4/8 40/4+4/40 40/4+28/8 40/28+4/8 40/4+4/56