Add 72/10 and 4/63
1st number: 7 2/10, 2nd number: 4/63
72/10 + 4/63 is 2288/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 10 × 63 = 630,
72/10 = 72 × 63/10 × 63 = 4536/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
4/63 = 4 × 10/63 × 10 = 40/630 - Add the two like fractions:
4536/630 + 40/630 = 4536 + 40/630 = 4576/630 - 4576/630 simplified gives 2288/315
- So, 72/10 + 4/63 = 2288/315
In mixed form: 783/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/10+8/63 72/20+4/63 72/10+12/63 72/30+4/63 72/10+20/63 72/50+4/63 72/10+28/63 72/70+4/63