Add 4/42 and 45/10
1st number: 4/42, 2nd number: 4 5/10
4/42 + 45/10 is 193/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
4/42 = 4 × 5/42 × 5 = 20/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
45/10 = 45 × 21/10 × 21 = 945/210 - Add the two like fractions:
20/210 + 945/210 = 20 + 945/210 = 965/210 - 965/210 simplified gives 193/42
- So, 4/42 + 45/10 = 193/42
In mixed form: 425/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/42+45/10 4/42+90/10 4/84+45/10 4/42+45/20 12/42+45/10 4/42+45/30 20/42+45/10 4/42+45/50 28/42+45/10 4/42+45/70