Add 90/72 and 80/35
1st number: 1 18/72, 2nd number: 2 10/35
90/72 + 80/35 is 99/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 35 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 72 × 35 = 2520,
90/72 = 90 × 35/72 × 35 = 3150/2520 - Likewise, for the 2nd fraction, since 35 × 72 = 2520,
80/35 = 80 × 72/35 × 72 = 5760/2520 - Add the two like fractions:
3150/2520 + 5760/2520 = 3150 + 5760/2520 = 8910/2520 - 8910/2520 simplified gives 99/28
- So, 90/72 + 80/35 = 99/28
In mixed form: 315/28
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