Chapter 16 17 Chris

The 10-makes-1 relationship continues _______________.

• Through 10

• Through 100

• Indefinitely

What is the proper way to say this number: 5.2

• Five and one-fifth

• Five point two

• Five and two-tenths

Money is an ideal place to introduce students to decimals.

• True

• False

Students typically struggle with relative size of decimals while easily understanding density of decimals.

• True

• False

Which of the following physical tools is good for developing percent concepts?

• Three-part model that represents the original amount, the decrease/increase, and the final amount

• Rational Number Wheel

• 10 x 10 Grid

• All of the above

The probability of an event is a _____________ ratio, but the odds of an event occurring are a ____________ ratio.

• part-to-whole, part-to-part

• part-to-part, part-to-whole

"The short wand is two-thirds as long as the long wand" is an example of _____________ comparision

• addidtive

• multiplicative

A _________ ratio is a ratio of two corresponding measures in different situations.

• between

• within

When solving missing value proportion problems such as rate, scaling up or down, and ratio tables, there is one correct method of solving the equation.

• True

• False

What is a benefit of ratio table problems?

• Students are more successful and placing values appropriately

• Equivalent ratios are more visible than a missing value proportion question

• Illustrates that there are infinitely many equivalent ratios

• Readily connected to graphs

• All of the above