Add 21/90 and 70/24
1st number: 21/90, 2nd number: 2 22/24
21/90 + 70/24 is 63/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
21/90 = 21 × 4/90 × 4 = 84/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
70/24 = 70 × 15/24 × 15 = 1050/360 - Add the two like fractions:
84/360 + 1050/360 = 84 + 1050/360 = 1134/360 - 1134/360 simplified gives 63/20
- So, 21/90 + 70/24 = 63/20
In mixed form: 33/20
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