Add 45/14 and 16/40
1st number: 3 3/14, 2nd number: 16/40
45/14 + 16/40 is 253/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
45/14 = 45 × 20/14 × 20 = 900/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
16/40 = 16 × 7/40 × 7 = 112/280 - Add the two like fractions:
900/280 + 112/280 = 900 + 112/280 = 1012/280 - 1012/280 simplified gives 253/70
- So, 45/14 + 16/40 = 253/70
In mixed form: 343/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14+16/40 45/14+32/40 45/28+16/40 45/14+16/80 45/14+48/40 45/42+16/40 45/14+80/40 45/70+16/40 45/98+16/40