Add 72/4 and 45/32
1st number: 18 0/4, 2nd number: 1 13/32
72/4 + 45/32 is 621/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 32 is 32
Next, find the equivalent fraction of both fractional numbers with denominator 32 - For the 1st fraction, since 4 × 8 = 32,
72/4 = 72 × 8/4 × 8 = 576/32 - Likewise, for the 2nd fraction, since 32 × 1 = 32,
45/32 = 45 × 1/32 × 1 = 45/32 - Add the two like fractions:
576/32 + 45/32 = 576 + 45/32 = 621/32 - So, 72/4 + 45/32 = 621/32
In mixed form: 1913/32
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