Weekly Flashcardizz - Q2 - Week 5

Front

What does a positive number represent in a two-color counter model?

Back

A positive number is represented by a yellow counter.

Front

What does a negative number represent in a two-color counter model?

Back

A negative number is represented by a red counter.

Front

How do you express the combination of 4 yellow counters and 5 red counters mathematically?

Back

4 + (-5) represents 4 yellow counters (positive) and 5 red counters (negative).

Front

What is the total price change of jeans if they are reduced by $6 each week for 7 weeks?

Back

The total price change is -$42.

Front

How do you calculate the total change in price over multiple weeks?

Back

Multiply the weekly reduction by the number of weeks: -6 * 7 = -42.

Front

What equation represents the sum of 7 and -13?

Back

The equation is 7 + (-13) = -6.

Front

What does it mean when a student walked to school 14 out of 20 days?

Back

It means the student attended school 70% of the time.

Front

How do you convert a fraction to a percentage?

Back

Divide the part by the whole and multiply by 100.

Front

What is 25% expressed as a decimal?

Back

0.25.

Front

How do you convert a percentage to a decimal?

Back

Divide the percentage by 100.