Add 2/10 and 45/84
2/10 + 45/84 is 103/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
2/10 = 2 × 42/10 × 42 = 84/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
45/84 = 45 × 5/84 × 5 = 225/420 - Add the two like fractions:
84/420 + 225/420 = 84 + 225/420 = 309/420 - 309/420 simplified gives 103/140
- So, 2/10 + 45/84 = 103/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/10+45/84 2/10+90/84 2/20+45/84 6/10+45/84 2/30+45/84 2/50+45/84 14/10+45/84 2/70+45/84