Add 28/40 and 8/63
28/40 + 8/63 is 521/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 63 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 40 × 63 = 2520,
28/40 = 28 × 63/40 × 63 = 1764/2520 - Likewise, for the 2nd fraction, since 63 × 40 = 2520,
8/63 = 8 × 40/63 × 40 = 320/2520 - Add the two like fractions:
1764/2520 + 320/2520 = 1764 + 320/2520 = 2084/2520 - 2084/2520 simplified gives 521/630
- So, 28/40 + 8/63 = 521/630
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