Formative Assessment Lesson 1-7

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a:b'.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, even if the numbers are different.

Front

If you have 3 apples and 5 oranges, what is the ratio of apples to total fruits?

Back

The ratio of apples to total fruits is 3:8.

Front

What is the ratio of nickels to total coins if you have 4 nickels, 3 pennies, and 5 dimes?

Back

The ratio of nickels to total coins is 4:12.

Front

How do you find the next number in a double number line?

Back

To find the next number, identify the pattern in the ratios represented on the number line.

Front

What is the equivalent ratio of 12:20?

Back

The equivalent ratio of 12:20 is 3:5.

Front

If 7:2 is equivalent to 21:___, what number goes in the blank?

Back

The number that goes in the blank is 6.

Front

What is a double number line?

Back

A double number line is a visual representation that shows two sets of numbers and their relationships, often used to illustrate ratios.

Front

How can you express a ratio as a fraction?

Back

A ratio can be expressed as a fraction by placing the first quantity over the second quantity.