Add 4/7 and 45/10
1st number: 4/7, 2nd number: 4 5/10
4/7 + 45/10 is 71/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
4/7 = 4 × 10/7 × 10 = 40/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
45/10 = 45 × 7/10 × 7 = 315/70 - Add the two like fractions:
40/70 + 315/70 = 40 + 315/70 = 355/70 - 355/70 simplified gives 71/14
- So, 4/7 + 45/10 = 71/14
In mixed form: 51/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/7+45/10 4/7+90/10 4/14+45/10 4/7+45/20 12/7+45/10 4/21+45/10 4/7+45/30 20/7+45/10 4/35+45/10 4/7+45/50 28/7+45/10 4/49+45/10 4/7+45/70