Add 42/40 and 5/36
1st number: 1 2/40, 2nd number: 5/36
42/40 + 5/36 is 107/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 36 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
42/40 = 42 × 9/40 × 9 = 378/360 - Likewise, for the 2nd fraction, since 36 × 10 = 360,
5/36 = 5 × 10/36 × 10 = 50/360 - Add the two like fractions:
378/360 + 50/360 = 378 + 50/360 = 428/360 - 428/360 simplified gives 107/90
- So, 42/40 + 5/36 = 107/90
In mixed form: 117/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/40+5/36 42/40+10/36 42/80+5/36 42/40+5/72 42/40+15/36 42/40+25/36 42/40+35/36