Add 42/14 and 8/45
1st number: 3 0/14, 2nd number: 8/45
42/14 + 8/45 is 143/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
42/14 = 42 × 45/14 × 45 = 1890/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
8/45 = 8 × 14/45 × 14 = 112/630 - Add the two like fractions:
1890/630 + 112/630 = 1890 + 112/630 = 2002/630 - 2002/630 simplified gives 143/45
- So, 42/14 + 8/45 = 143/45
In mixed form: 38/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/14+8/45 42/14+16/45 42/28+8/45 42/14+8/90 42/14+24/45 42/14+40/45 42/70+8/45 42/14+56/45 42/98+8/45