Add 2/90 and 40/56
2/90 + 40/56 is 232/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 56 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 90 × 28 = 2520,
2/90 = 2 × 28/90 × 28 = 56/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
40/56 = 40 × 45/56 × 45 = 1800/2520 - Add the two like fractions:
56/2520 + 1800/2520 = 56 + 1800/2520 = 1856/2520 - 1856/2520 simplified gives 232/315
- So, 2/90 + 40/56 = 232/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/90+40/56 2/90+80/56 6/90+40/56 10/90+40/56 14/90+40/56