Add 45/5 and 9/42
1st number: 9 0/5, 2nd number: 9/42
45/5 + 9/42 is 129/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 5 × 42 = 210,
45/5 = 45 × 42/5 × 42 = 1890/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
9/42 = 9 × 5/42 × 5 = 45/210 - Add the two like fractions:
1890/210 + 45/210 = 1890 + 45/210 = 1935/210 - 1935/210 simplified gives 129/14
- So, 45/5 + 9/42 = 129/14
In mixed form: 93/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/5+9/42 45/5+18/42 45/10+9/42 45/5+9/84 45/5+27/42 45/15+9/42 45/5+45/42 45/25+9/42 45/5+63/42 45/35+9/42