Adding Fractions

Visual representation of fractions

Add your own fractions

Compare denominators

Question #1

How would you find the common denominator when adding fractions?

Question #2

What is [math]\frac{2}{3}+\frac{1}{5}[/math]?

[math]\frac{13}{15}[/math] [math]\frac{2}{8}[/math] or [math]\frac{1}{4}[/math] [math]\frac{3}{15}[/math] [math]\frac{3}{8}[/math]

Question #3

What is [math]\frac{7}{9}+\frac{5}{9}[/math]?[br][br][color=#999999]Select all that apply.[/color]

[math]\frac{35}{81}[/math] [math]\frac{4}{3}[/math] [math]\frac{12}{9}[/math] [math]\frac{12}{18}[/math] or [math]\frac{2}{3}[/math] 1[math]\frac{1}{3}[/math]

True or False.[br][math]\frac{2}{4}[/math] is equal to [math]\frac{1}{2}[/math]

False True

What is [math]\frac{1}{5}[/math]+[math]\frac{3}{4}[/math]?

[math]\frac{19}{20}[/math] [math]\frac{4}{9}[/math] [math]\frac{3}{9}[/math] or [math]\frac{1}{3}[/math] [math]\frac{17}{19}[/math]

Question #6a. Use "Add Your Own Fractions" applet

What is [math]\frac{3}{5}[/math]+[math]\frac{2}{5}[/math]?

Question #6b. Use "Add Your Own Fractions" applet to figure out what a whole number is.

Once you added [math]\frac{3}{5}[/math]+[math]\frac{2}{5}[/math], you would get a whole number. What is a whole number?[br]

Question #7a. Use "Add Your Own Fractions" and "Compare Denominators" applets to help solve this question.

What is [math]\frac{1}{6}+\frac{1}{6}+\frac{1}{6}+\frac{1}{6}+\frac{1}{3}[/math]?

Question #7b.

Can fractions with different denominators still add up to a whole number? Explain.