Add 45/10 and 10/84
1st number: 4 5/10, 2nd number: 10/84
45/10 + 10/84 is 97/21.
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,
45/10 = 45 × 42/10 × 42 = 1890/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
10/84 = 10 × 5/84 × 5 = 50/420 - Add the two like fractions:
1890/420 + 50/420 = 1890 + 50/420 = 1940/420 - 1940/420 simplified gives 97/21
- So, 45/10 + 10/84 = 97/21
In mixed form: 413/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10+10/84 45/10+20/84 45/20+10/84 45/10+30/84 45/30+10/84 45/10+50/84 45/50+10/84 45/10+70/84 45/70+10/84