Add 90/30 and 72/64
1st number: 3 0/30, 2nd number: 1 8/64
90/30 + 72/64 is 33/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 30 × 32 = 960,
90/30 = 90 × 32/30 × 32 = 2880/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
72/64 = 72 × 15/64 × 15 = 1080/960 - Add the two like fractions:
2880/960 + 1080/960 = 2880 + 1080/960 = 3960/960 - 3960/960 simplified gives 33/8
- So, 90/30 + 72/64 = 33/8
In mixed form: 41/8
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Related: 90/60+72/64