Add 64/28 and 7/90
1st number: 2 8/28, 2nd number: 7/90
64/28 + 7/90 is 1489/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 90 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
64/28 = 64 × 45/28 × 45 = 2880/1260 - Likewise, for the 2nd fraction, since 90 × 14 = 1260,
7/90 = 7 × 14/90 × 14 = 98/1260 - Add the two like fractions:
2880/1260 + 98/1260 = 2880 + 98/1260 = 2978/1260 - 2978/1260 simplified gives 1489/630
- So, 64/28 + 7/90 = 1489/630
In mixed form: 2229/630
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