Add 70/16 and 40/25
1st number: 4 6/16, 2nd number: 1 15/25
70/16 + 40/25 is 239/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 25 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 16 × 25 = 400,
70/16 = 70 × 25/16 × 25 = 1750/400 - Likewise, for the 2nd fraction, since 25 × 16 = 400,
40/25 = 40 × 16/25 × 16 = 640/400 - Add the two like fractions:
1750/400 + 640/400 = 1750 + 640/400 = 2390/400 - 2390/400 simplified gives 239/40
- So, 70/16 + 40/25 = 239/40
In mixed form: 539/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/16+80/25 70/32+40/25 70/16+40/50 70/48+40/25 70/16+40/75 70/80+40/25