Add 70/18 and 24/64
1st number: 3 16/18, 2nd number: 24/64
70/18 + 24/64 is 307/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 64 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 18 × 32 = 576,
70/18 = 70 × 32/18 × 32 = 2240/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
24/64 = 24 × 9/64 × 9 = 216/576 - Add the two like fractions:
2240/576 + 216/576 = 2240 + 216/576 = 2456/576 - 2456/576 simplified gives 307/72
- So, 70/18 + 24/64 = 307/72
In mixed form: 419/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/18+48/64 70/36+24/64 70/18+72/64 70/54+24/64 70/90+24/64