Add 30/56 and 45/63
30/56 + 45/63 is 5/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
30/56 = 30 × 9/56 × 9 = 270/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
45/63 = 45 × 8/63 × 8 = 360/504 - Add the two like fractions:
270/504 + 360/504 = 270 + 360/504 = 630/504 - 630/504 simplified gives 5/4
- So, 30/56 + 45/63 = 5/4
In mixed form: 11/4
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