Add 42/6 and 10/45
1st number: 7 0/6, 2nd number: 10/45
42/6 + 10/45 is 65/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
42/6 = 42 × 15/6 × 15 = 630/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
10/45 = 10 × 2/45 × 2 = 20/90 - Add the two like fractions:
630/90 + 20/90 = 630 + 20/90 = 650/90 - 650/90 simplified gives 65/9
- So, 42/6 + 10/45 = 65/9
In mixed form: 72/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6+10/45 42/6+20/45 42/12+10/45 42/6+10/90 42/6+30/45 42/18+10/45 42/6+50/45 42/30+10/45 42/6+70/45