Add 6/42 and 5/45
6/42 + 5/45 is 16/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 42 × 15 = 630,
6/42 = 6 × 15/42 × 15 = 90/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
5/45 = 5 × 14/45 × 14 = 70/630 - Add the two like fractions:
90/630 + 70/630 = 90 + 70/630 = 160/630 - 160/630 simplified gives 16/63
- So, 6/42 + 5/45 = 16/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/42+5/45 6/42+10/45 6/84+5/45 6/42+5/90 18/42+5/45 6/42+15/45 30/42+5/45 6/42+25/45 6/42+35/45