Add 45/5 and 14/21
1st number: 9 0/5, 2nd number: 14/21
45/5 + 14/21 is 29/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 21 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 5 × 21 = 105,
45/5 = 45 × 21/5 × 21 = 945/105 - Likewise, for the 2nd fraction, since 21 × 5 = 105,
14/21 = 14 × 5/21 × 5 = 70/105 - Add the two like fractions:
945/105 + 70/105 = 945 + 70/105 = 1015/105 - 1015/105 simplified gives 29/3
- So, 45/5 + 14/21 = 29/3
In mixed form: 92/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/5+14/21 45/5+28/21 45/10+14/21 45/5+14/42 45/5+42/21 45/15+14/21 45/5+14/63 45/5+70/21 45/25+14/21 45/5+98/21 45/35+14/21