Add 75/64 and 15/90
1st number: 1 11/64, 2nd number: 15/90
75/64 + 15/90 is 257/192.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 90 is 2880
Next, find the equivalent fraction of both fractional numbers with denominator 2880 - For the 1st fraction, since 64 × 45 = 2880,
75/64 = 75 × 45/64 × 45 = 3375/2880 - Likewise, for the 2nd fraction, since 90 × 32 = 2880,
15/90 = 15 × 32/90 × 32 = 480/2880 - Add the two like fractions:
3375/2880 + 480/2880 = 3375 + 480/2880 = 3855/2880 - 3855/2880 simplified gives 257/192
- So, 75/64 + 15/90 = 257/192
In mixed form: 165/192
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