Add 90/2 and 10/7
1st number: 45 0/2, 2nd number: 1 3/7
90/2 + 10/7 is 325/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
90/2 = 90 × 7/2 × 7 = 630/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
10/7 = 10 × 2/7 × 2 = 20/14 - Add the two like fractions:
630/14 + 20/14 = 630 + 20/14 = 650/14 - 650/14 simplified gives 325/7
- So, 90/2 + 10/7 = 325/7
In mixed form: 463/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+20/7 90/4+10/7 90/2+10/14 90/2+30/7 90/6+10/7 90/2+10/21 90/2+50/7 90/10+10/7 90/2+10/35 90/2+70/7 90/14+10/7 90/2+10/49