Add 7/30 and 45/27
1st number: 7/30, 2nd number: 1 18/27
7/30 + 45/27 is 19/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
7/30 = 7 × 9/30 × 9 = 63/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
45/27 = 45 × 10/27 × 10 = 450/270 - Add the two like fractions:
63/270 + 450/270 = 63 + 450/270 = 513/270 - 513/270 simplified gives 19/10
- So, 7/30 + 45/27 = 19/10
In mixed form: 19/10
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