Add 90/25 and 42/7
1st number: 3 15/25, 2nd number: 6 0/7
90/25 + 42/7 is 48/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 7 is 175
Next, find the equivalent fraction of both fractional numbers with denominator 175 - For the 1st fraction, since 25 × 7 = 175,
90/25 = 90 × 7/25 × 7 = 630/175 - Likewise, for the 2nd fraction, since 7 × 25 = 175,
42/7 = 42 × 25/7 × 25 = 1050/175 - Add the two like fractions:
630/175 + 1050/175 = 630 + 1050/175 = 1680/175 - 1680/175 simplified gives 48/5
- So, 90/25 + 42/7 = 48/5
In mixed form: 93/5
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