Add 8/70 and 2/45
8/70 + 2/45 is 10/63.
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,
8/70 = 8 × 9/70 × 9 = 72/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
2/45 = 2 × 14/45 × 14 = 28/630 - Add the two like fractions:
72/630 + 28/630 = 72 + 28/630 = 100/630 - 100/630 simplified gives 10/63
- So, 8/70 + 2/45 = 10/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/70+2/45 8/70+4/45 8/70+2/90 24/70+2/45 8/70+6/45 40/70+2/45 8/70+10/45 56/70+2/45 8/70+14/45