Add 4/45 and 24/42
4/45 + 24/42 is 208/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 42 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
4/45 = 4 × 14/45 × 14 = 56/630 - Likewise, for the 2nd fraction, since 42 × 15 = 630,
24/42 = 24 × 15/42 × 15 = 360/630 - Add the two like fractions:
56/630 + 360/630 = 56 + 360/630 = 416/630 - 416/630 simplified gives 208/315
- So, 4/45 + 24/42 = 208/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45+24/42 4/45+48/42 4/90+24/42 4/45+24/84 12/45+24/42 4/45+72/42 20/45+24/42 28/45+24/42