Add 2/30 and 45/63
2/30 + 45/63 is 82/105.
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,
2/30 = 2 × 21/30 × 21 = 42/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
45/63 = 45 × 10/63 × 10 = 450/630 - Add the two like fractions:
42/630 + 450/630 = 42 + 450/630 = 492/630 - 492/630 simplified gives 82/105
- So, 2/30 + 45/63 = 82/105
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