Exploring Ratios in Writing

The video tutorial introduces the concept of ratios, explaining how they compare two quantities. It covers part-to-part and part-to-whole ratios with examples involving hamburgers, hot dogs, and colored squares. The tutorial includes practice problems and emphasizes the importance of order in ratios. Students are encouraged to summarize their notes and complete exercises on slides.

What materials do you need for the lesson on ratios?

• A computer and a notebook

• A textbook and a pen

• A calculator and a ruler

• A pencil, notes folder, and a highlighter

What does a ratio compare?

• Two sizes

• Two quantities

• Two shapes

• Two different colors

Which of the following is an example of a part-to-part ratio?

• Hamburgers to total food

• Boys to girls

• Dogs to total animals

• Boys to total kids

How can a ratio be written?

• Using a plus sign, a colon, or as a fraction

• Using a semicolon, a dash, or as a decimal

• Using the word 'to', a colon, or as a fraction

• Using the word 'and', a comma, or as a percentage

What is the ratio of 4 hamburgers to 2 hot dogs?

• 4 to 6

• 2 to 4

• 4 to 2

• 2 to 6

In a part-to-whole ratio, what does 'whole' refer to?

• A single item

• The entire group

• A part of the group

• A pair of items

What is the ratio of 4 hamburgers to 6 total food items?

• 4 to 6

• 2 to 4

• 4 to 2

• 6 to 4

If there are 5 green squares and 4 purple squares, what is the ratio of green to purple squares?

• 5 to 9

• 4 to 9

• 5 to 4

• 4 to 5

What indicates a part-to-whole relationship in a ratio problem?

• The use of a colon

• The use of the word 'total'

• The use of a fraction

• The use of the word 'part'

What should you do after completing the practice problems?

• Take a break

• Review the video again

• Summarize your notes and add questions

• Submit your answers