Add 42/45 and 24/8
1st number: 42/45, 2nd number: 3 0/8
42/45 + 24/8 is 59/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
42/45 = 42 × 8/45 × 8 = 336/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
24/8 = 24 × 45/8 × 45 = 1080/360 - Add the two like fractions:
336/360 + 1080/360 = 336 + 1080/360 = 1416/360 - 1416/360 simplified gives 59/15
- So, 42/45 + 24/8 = 59/15
In mixed form: 314/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/45+24/8 42/45+48/8 42/90+24/8 42/45+24/16 42/45+72/8 42/45+24/40 42/45+24/56