Add 10/45 and 3/7
10/45 + 3/7 is 41/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 7 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
10/45 = 10 × 7/45 × 7 = 70/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
3/7 = 3 × 45/7 × 45 = 135/315 - Add the two like fractions:
70/315 + 135/315 = 70 + 135/315 = 205/315 - 205/315 simplified gives 41/63
- So, 10/45 + 3/7 = 41/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/45+3/7 10/45+6/7 10/90+3/7 10/45+3/14 30/45+3/7 10/45+9/7 10/45+3/21 50/45+3/7 10/45+15/7 10/45+3/35 70/45+3/7 10/45+21/7 10/45+3/49