Add 30/64 and 40/45
30/64 + 40/45 is 391/288.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 45 is 2880
Next, find the equivalent fraction of both fractional numbers with denominator 2880 - For the 1st fraction, since 64 × 45 = 2880,
30/64 = 30 × 45/64 × 45 = 1350/2880 - Likewise, for the 2nd fraction, since 45 × 64 = 2880,
40/45 = 40 × 64/45 × 64 = 2560/2880 - Add the two like fractions:
1350/2880 + 2560/2880 = 1350 + 2560/2880 = 3910/2880 - 3910/2880 simplified gives 391/288
- So, 30/64 + 40/45 = 391/288
In mixed form: 1103/288
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