Add 70/18 and 8/25
1st number: 3 16/18, 2nd number: 8/25
70/18 + 8/25 is 947/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
70/18 = 70 × 25/18 × 25 = 1750/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
8/25 = 8 × 18/25 × 18 = 144/450 - Add the two like fractions:
1750/450 + 144/450 = 1750 + 144/450 = 1894/450 - 1894/450 simplified gives 947/225
- So, 70/18 + 8/25 = 947/225
In mixed form: 447/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/18+16/25 70/36+8/25 70/18+8/50 70/18+24/25 70/54+8/25 70/18+8/75 70/18+40/25 70/90+8/25 70/18+56/25