Add 3/45 and 7/10
3/45 + 7/10 is 23/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
3/45 = 3 × 2/45 × 2 = 6/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
7/10 = 7 × 9/10 × 9 = 63/90 - Add the two like fractions:
6/90 + 63/90 = 6 + 63/90 = 69/90 - 69/90 simplified gives 23/30
- So, 3/45 + 7/10 = 23/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/45+7/10 3/45+14/10 3/90+7/10 3/45+7/20 9/45+7/10 3/45+21/10 3/45+7/30 15/45+7/10 3/45+35/10 3/45+7/50 21/45+7/10 3/45+49/10 3/45+7/70