Add 7/70 and 40/56
7/70 + 40/56 is 57/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
7/70 = 7 × 4/70 × 4 = 28/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
40/56 = 40 × 5/56 × 5 = 200/280 - Add the two like fractions:
28/280 + 200/280 = 28 + 200/280 = 228/280 - 228/280 simplified gives 57/70
- So, 7/70 + 40/56 = 57/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/70+40/56 7/70+80/56 21/70+40/56 35/70+40/56 49/70+40/56