Add 40/10 and 3/45
1st number: 4 0/10, 2nd number: 3/45
40/10 + 3/45 is 61/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
40/10 = 40 × 9/10 × 9 = 360/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
3/45 = 3 × 2/45 × 2 = 6/90 - Add the two like fractions:
360/90 + 6/90 = 360 + 6/90 = 366/90 - 366/90 simplified gives 61/15
- So, 40/10 + 3/45 = 61/15
In mixed form: 41/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10+3/45 40/10+6/45 40/20+3/45 40/10+3/90 40/10+9/45 40/30+3/45 40/10+15/45 40/50+3/45 40/10+21/45 40/70+3/45