Add 40/42 and 96/45
1st number: 40/42, 2nd number: 2 6/45
40/42 + 96/45 is 108/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 42 × 15 = 630,
40/42 = 40 × 15/42 × 15 = 600/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
96/45 = 96 × 14/45 × 14 = 1344/630 - Add the two like fractions:
600/630 + 1344/630 = 600 + 1344/630 = 1944/630 - 1944/630 simplified gives 108/35
- So, 40/42 + 96/45 = 108/35
In mixed form: 33/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/42+96/45 40/84+96/45 40/42+96/90