Add 42/90 and 90/64
1st number: 42/90, 2nd number: 1 26/64
42/90 + 90/64 is 899/480.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 64 is 2880
Next, find the equivalent fraction of both fractional numbers with denominator 2880 - For the 1st fraction, since 90 × 32 = 2880,
42/90 = 42 × 32/90 × 32 = 1344/2880 - Likewise, for the 2nd fraction, since 64 × 45 = 2880,
90/64 = 90 × 45/64 × 45 = 4050/2880 - Add the two like fractions:
1344/2880 + 4050/2880 = 1344 + 4050/2880 = 5394/2880 - 5394/2880 simplified gives 899/480
- So, 42/90 + 90/64 = 899/480
In mixed form: 1419/480
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