Add 30/3 and 90/45
1st number: 10 0/3, 2nd number: 2 0/45
30/3 + 90/45 is 12/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
30/3 = 30 × 15/3 × 15 = 450/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
90/45 = 90 × 1/45 × 1 = 90/45 - Add the two like fractions:
450/45 + 90/45 = 450 + 90/45 = 540/45 - 540/45 simplified gives 12/1
- So, 30/3 + 90/45 = 12/1
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