Add 72/30 and 56/63
1st number: 2 12/30, 2nd number: 56/63
72/30 + 56/63 is 148/45.
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,
72/30 = 72 × 21/30 × 21 = 1512/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
56/63 = 56 × 10/63 × 10 = 560/630 - Add the two like fractions:
1512/630 + 560/630 = 1512 + 560/630 = 2072/630 - 2072/630 simplified gives 148/45
- So, 72/30 + 56/63 = 148/45
In mixed form: 313/45
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