Add 40/4 and 45/10
1st number: 10 0/4, 2nd number: 4 5/10
40/4 + 45/10 is 29/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
40/4 = 40 × 5/4 × 5 = 200/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
45/10 = 45 × 2/10 × 2 = 90/20 - Add the two like fractions:
200/20 + 90/20 = 200 + 90/20 = 290/20 - 290/20 simplified gives 29/2
- So, 40/4 + 45/10 = 29/2
In mixed form: 141/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/4+45/10 40/4+90/10 40/8+45/10 40/4+45/20 40/12+45/10 40/4+45/30 40/20+45/10 40/4+45/50 40/28+45/10 40/4+45/70