Add 45/24 and 42/70
1st number: 1 21/24, 2nd number: 42/70
45/24 + 42/70 is 99/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
45/24 = 45 × 35/24 × 35 = 1575/840 - Likewise, for the 2nd fraction, since 70 × 12 = 840,
42/70 = 42 × 12/70 × 12 = 504/840 - Add the two like fractions:
1575/840 + 504/840 = 1575 + 504/840 = 2079/840 - 2079/840 simplified gives 99/40
- So, 45/24 + 42/70 = 99/40
In mixed form: 219/40
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