Add 45/10 and 21/70
1st number: 4 5/10, 2nd number: 21/70
45/10 + 21/70 is 24/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
45/10 = 45 × 7/10 × 7 = 315/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
21/70 = 21 × 1/70 × 1 = 21/70 - Add the two like fractions:
315/70 + 21/70 = 315 + 21/70 = 336/70 - 336/70 simplified gives 24/5
- So, 45/10 + 21/70 = 24/5
In mixed form: 44/5
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