What is 2/3 of 21?
Understand the Problem
The question is asking to calculate what 2/3 of 21 is, which involves performing a multiplication of 21 by the fraction 2/3.
Answer
$14$
Answer for screen readers
The final answer is $14$.
Steps to Solve
- Write the mathematical expression
To find $ \frac{2}{3} $ of 21, we write it as:
$$ \frac{2}{3} \times 21 $$
- Multiply by the whole number
Next, we need to multiply 21 by the fraction $ \frac{2}{3} $. We can rewrite 21 as $ \frac{21}{1} $, and then multiply:
$$ \frac{2}{3} \times \frac{21}{1} = \frac{2 \times 21}{3 \times 1} $$
- Simplify the multiplication
Now, we perform the multiplication in the numerator:
$$ \frac{42}{3} $$
- Divide to find the answer
Finally, we divide 42 by 3:
$$ 42 \div 3 = 14 $$
The final answer is $14$.
More Information
The calculation of $ \frac{2}{3} $ of a number can be useful in real-life situations, such as finding portions of a recipe or dividing items evenly among individuals.
Tips
- Forgetting to multiply both the numerator and the denominator when multiplying fractions.
- Confusing division with multiplication; ensure you’re dividing the final product correctly.