Add 4/45 and 40/63
4/45 + 40/63 is 76/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
4/45 = 4 × 7/45 × 7 = 28/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
40/63 = 40 × 5/63 × 5 = 200/315 - Add the two like fractions:
28/315 + 200/315 = 28 + 200/315 = 228/315 - 228/315 simplified gives 76/105
- So, 4/45 + 40/63 = 76/105
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