Add 8/63 and 36/40
8/63 + 36/40 is 647/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 40 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 63 × 40 = 2520,
8/63 = 8 × 40/63 × 40 = 320/2520 - Likewise, for the 2nd fraction, since 40 × 63 = 2520,
36/40 = 36 × 63/40 × 63 = 2268/2520 - Add the two like fractions:
320/2520 + 2268/2520 = 320 + 2268/2520 = 2588/2520 - 2588/2520 simplified gives 647/630
- So, 8/63 + 36/40 = 647/630
In mixed form: 117/630
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