Add 21/6 and 45/90
1st number: 3 3/6, 2nd number: 45/90
21/6 + 45/90 is 4/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
21/6 = 21 × 15/6 × 15 = 315/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
45/90 = 45 × 1/90 × 1 = 45/90 - Add the two like fractions:
315/90 + 45/90 = 315 + 45/90 = 360/90 - 360/90 simplified gives 4/1
- So, 21/6 + 45/90 = 4/1
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