Add 3/30 and 7/63
3/30 + 7/63 is 19/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 30 × 21 = 630,
3/30 = 3 × 21/30 × 21 = 63/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
7/63 = 7 × 10/63 × 10 = 70/630 - Add the two like fractions:
63/630 + 70/630 = 63 + 70/630 = 133/630 - 133/630 simplified gives 19/90
- So, 3/30 + 7/63 = 19/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30+7/63 3/30+14/63 3/60+7/63 9/30+7/63 3/30+21/63 3/90+7/63 15/30+7/63 3/30+35/63 21/30+7/63 3/30+49/63