Add 16/70 and 9/45
16/70 + 9/45 is 3/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
16/70 = 16 × 9/70 × 9 = 144/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
9/45 = 9 × 14/45 × 14 = 126/630 - Add the two like fractions:
144/630 + 126/630 = 144 + 126/630 = 270/630 - 270/630 simplified gives 3/7
- So, 16/70 + 9/45 = 3/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/70+9/45 16/70+18/45 16/70+9/90 48/70+9/45 16/70+27/45 80/70+9/45 16/70+63/45