Add 75/10 and 3/45
1st number: 7 5/10, 2nd number: 3/45
75/10 + 3/45 is 227/30.
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,
75/10 = 75 × 9/10 × 9 = 675/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
3/45 = 3 × 2/45 × 2 = 6/90 - Add the two like fractions:
675/90 + 6/90 = 675 + 6/90 = 681/90 - 681/90 simplified gives 227/30
- So, 75/10 + 3/45 = 227/30
In mixed form: 717/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/10+6/45 75/20+3/45 75/10+3/90 75/10+9/45 75/30+3/45 75/10+15/45 75/50+3/45 75/10+21/45 75/70+3/45