Add 3/30 and 90/63
1st number: 3/30, 2nd number: 1 27/63
3/30 + 90/63 is 107/70.
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,
3/30 = 3 × 21/30 × 21 = 63/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
90/63 = 90 × 10/63 × 10 = 900/630 - Add the two like fractions:
63/630 + 900/630 = 63 + 900/630 = 963/630 - 963/630 simplified gives 107/70
- So, 3/30 + 90/63 = 107/70
In mixed form: 137/70
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