Add 30/16 and 45/72
1st number: 1 14/16, 2nd number: 45/72
30/16 + 45/72 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 72 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
30/16 = 30 × 9/16 × 9 = 270/144 - Likewise, for the 2nd fraction, since 72 × 2 = 144,
45/72 = 45 × 2/72 × 2 = 90/144 - Add the two like fractions:
270/144 + 90/144 = 270 + 90/144 = 360/144 - 360/144 simplified gives 5/2
- So, 30/16 + 45/72 = 5/2
In mixed form: 21/2
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