Add 9/70 and 21/24
9/70 + 21/24 is 281/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 70 × 12 = 840,
9/70 = 9 × 12/70 × 12 = 108/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
21/24 = 21 × 35/24 × 35 = 735/840 - Add the two like fractions:
108/840 + 735/840 = 108 + 735/840 = 843/840 - 843/840 simplified gives 281/280
- So, 9/70 + 21/24 = 281/280
In mixed form: 11/280
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