Add 63/10 and 45/70
1st number: 6 3/10, 2nd number: 45/70
63/10 + 45/70 is 243/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
63/10 = 63 × 7/10 × 7 = 441/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
45/70 = 45 × 1/70 × 1 = 45/70 - Add the two like fractions:
441/70 + 45/70 = 441 + 45/70 = 486/70 - 486/70 simplified gives 243/35
- So, 63/10 + 45/70 = 243/35
In mixed form: 633/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/10+90/70 63/20+45/70 63/30+45/70 63/50+45/70 63/70+45/70