Add 18/45 and 14/7
1st number: 18/45, 2nd number: 2 0/7
18/45 + 14/7 is 12/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 7 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
18/45 = 18 × 7/45 × 7 = 126/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
14/7 = 14 × 45/7 × 45 = 630/315 - Add the two like fractions:
126/315 + 630/315 = 126 + 630/315 = 756/315 - 756/315 simplified gives 12/5
- So, 18/45 + 14/7 = 12/5
In mixed form: 22/5
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