When working with fractions, 8th graders often make some common mistakes. Here are a few to look out for:
Not simplifying: Always make sure to reduce fractions to their simplest form. For example, instead of using ( \frac{6}{8} ), you should change it to ( \frac{3}{4} ).
Wrong multiplication: Remember that when you multiply fractions, you need to multiply the top numbers (numerators) and the bottom numbers (denominators) separately. For example, ( \frac{2}{3} \times \frac{4}{5} ) equals ( \frac{8}{15} ).
Errors in division: When you divide fractions, flip the second fraction upside down and then multiply. For example, ( \frac{1}{2} \div \frac{1}{4} ) becomes ( \frac{1}{2} \times \frac{4}{1} ), which equals 2.
By avoiding these mistakes, you can do a better job with fractions!
When working with fractions, 8th graders often make some common mistakes. Here are a few to look out for:
Not simplifying: Always make sure to reduce fractions to their simplest form. For example, instead of using ( \frac{6}{8} ), you should change it to ( \frac{3}{4} ).
Wrong multiplication: Remember that when you multiply fractions, you need to multiply the top numbers (numerators) and the bottom numbers (denominators) separately. For example, ( \frac{2}{3} \times \frac{4}{5} ) equals ( \frac{8}{15} ).
Errors in division: When you divide fractions, flip the second fraction upside down and then multiply. For example, ( \frac{1}{2} \div \frac{1}{4} ) becomes ( \frac{1}{2} \times \frac{4}{1} ), which equals 2.
By avoiding these mistakes, you can do a better job with fractions!