Add 70/75 and 63/54
1st number: 70/75, 2nd number: 1 9/54
70/75 + 63/54 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 54 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 75 × 18 = 1350,
70/75 = 70 × 18/75 × 18 = 1260/1350 - Likewise, for the 2nd fraction, since 54 × 25 = 1350,
63/54 = 63 × 25/54 × 25 = 1575/1350 - Add the two like fractions:
1260/1350 + 1575/1350 = 1260 + 1575/1350 = 2835/1350 - 2835/1350 simplified gives 21/10
- So, 70/75 + 63/54 = 21/10
In mixed form: 21/10
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