Add 72/28 and 42/32
1st number: 2 16/28, 2nd number: 1 10/32
72/28 + 42/32 is 435/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 32 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 28 × 8 = 224,
72/28 = 72 × 8/28 × 8 = 576/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
42/32 = 42 × 7/32 × 7 = 294/224 - Add the two like fractions:
576/224 + 294/224 = 576 + 294/224 = 870/224 - 870/224 simplified gives 435/112
- So, 72/28 + 42/32 = 435/112
In mixed form: 399/112
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