Add 40/4 and 84/40
1st number: 10 0/4, 2nd number: 2 4/40
40/4 + 84/40 is 121/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
40/4 = 40 × 10/4 × 10 = 400/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
84/40 = 84 × 1/40 × 1 = 84/40 - Add the two like fractions:
400/40 + 84/40 = 400 + 84/40 = 484/40 - 484/40 simplified gives 121/10
- So, 40/4 + 84/40 = 121/10
In mixed form: 121/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4+84/40 40/8+84/40 40/4+84/80 40/12+84/40 40/20+84/40 40/28+84/40