Add 81/2 and 45/14
1st number: 40 1/2, 2nd number: 3 3/14
81/2 + 45/14 is 306/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 14 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
81/2 = 81 × 7/2 × 7 = 567/14 - Likewise, for the 2nd fraction, since 14 × 1 = 14,
45/14 = 45 × 1/14 × 1 = 45/14 - Add the two like fractions:
567/14 + 45/14 = 567 + 45/14 = 612/14 - 612/14 simplified gives 306/7
- So, 81/2 + 45/14 = 306/7
In mixed form: 435/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/2+90/14 81/4+45/14 81/2+45/28 81/6+45/14 81/2+45/42 81/10+45/14 81/2+45/70 81/14+45/14 81/2+45/98