Add 72/25 and 90/42
1st number: 2 22/25, 2nd number: 2 6/42
72/25 + 90/42 is 879/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 25 × 42 = 1050,
72/25 = 72 × 42/25 × 42 = 3024/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
90/42 = 90 × 25/42 × 25 = 2250/1050 - Add the two like fractions:
3024/1050 + 2250/1050 = 3024 + 2250/1050 = 5274/1050 - 5274/1050 simplified gives 879/175
- So, 72/25 + 90/42 = 879/175
In mixed form: 54/175
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