Add 48/45 and 42/10
1st number: 1 3/45, 2nd number: 4 2/10
48/45 + 42/10 is 79/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
48/45 = 48 × 2/45 × 2 = 96/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
42/10 = 42 × 9/10 × 9 = 378/90 - Add the two like fractions:
96/90 + 378/90 = 96 + 378/90 = 474/90 - 474/90 simplified gives 79/15
- So, 48/45 + 42/10 = 79/15
In mixed form: 54/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/45+42/10 48/45+84/10 48/90+42/10 48/45+42/20 48/45+42/30 48/45+42/50 48/45+42/70