Add 40/14 and 16/90
1st number: 2 12/14, 2nd number: 16/90
40/14 + 16/90 is 956/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
40/14 = 40 × 45/14 × 45 = 1800/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
16/90 = 16 × 7/90 × 7 = 112/630 - Add the two like fractions:
1800/630 + 112/630 = 1800 + 112/630 = 1912/630 - 1912/630 simplified gives 956/315
- So, 40/14 + 16/90 = 956/315
In mixed form: 311/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/14+16/90 40/14+32/90 40/28+16/90 40/14+48/90 40/42+16/90 40/14+80/90 40/70+16/90 40/98+16/90