Add 48/40 and 42/50
1st number: 1 8/40, 2nd number: 42/50
48/40 + 42/50 is 51/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 40 × 5 = 200,
48/40 = 48 × 5/40 × 5 = 240/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
42/50 = 42 × 4/50 × 4 = 168/200 - Add the two like fractions:
240/200 + 168/200 = 240 + 168/200 = 408/200 - 408/200 simplified gives 51/25
- So, 48/40 + 42/50 = 51/25
In mixed form: 21/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/40+42/50 48/40+84/50 48/80+42/50