Add 9/75 and 90/21
1st number: 9/75, 2nd number: 4 6/21
9/75 + 90/21 is 771/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 21 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
9/75 = 9 × 7/75 × 7 = 63/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
90/21 = 90 × 25/21 × 25 = 2250/525 - Add the two like fractions:
63/525 + 2250/525 = 63 + 2250/525 = 2313/525 - 2313/525 simplified gives 771/175
- So, 9/75 + 90/21 = 771/175
In mixed form: 471/175
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