Add 72/32 and 42/28
1st number: 2 8/32, 2nd number: 1 14/28
72/32 + 42/28 is 15/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 28 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 32 × 7 = 224,
72/32 = 72 × 7/32 × 7 = 504/224 - Likewise, for the 2nd fraction, since 28 × 8 = 224,
42/28 = 42 × 8/28 × 8 = 336/224 - Add the two like fractions:
504/224 + 336/224 = 504 + 336/224 = 840/224 - 840/224 simplified gives 15/4
- So, 72/32 + 42/28 = 15/4
In mixed form: 33/4
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