7A Quarterly 1 Review

Front

What is an equivalent fraction for the mixed number 2 5/8?

Back

An equivalent fraction for 2 5/8 is 21/8.

Tags

CCSS.3.NF.A.3C

Front

How do you calculate the total cost of buying multiple items at different prices?

Back

To find the total cost, multiply the price per item by the number of items. For example, for 12 donuts at $22, the cost per donut is $22/12.

Tags

CCSS.7.EE.B.3

Front

What is the constant of proportionality?

Back

The constant of proportionality is the ratio between two proportional quantities. For example, if y = kx, then k is the constant of proportionality.

Tags

CCSS.7.RP.A.2B

Front

How can you determine the number of solutions for a linear equation?

Back

You can determine the number of solutions by simplifying the equation. If you end up with a true statement (like 0=0), there are infinite solutions. If you get a false statement (like 0=5), there are no solutions.

Tags

CCSS.8.EE.C.7A

Front

What is the square root of 81?

Back

The square root of 81 is 9.

Tags

CCSS.8.EE.A.2

Front

What is the difference in total price between two pricing options for the same quantity?

Back

To find the difference, calculate the total cost for each option and subtract the smaller total from the larger total.

Tags

CCSS.7.EE.B.3

Front

What does it mean for an equation to have infinite solutions?

Back

An equation has infinite solutions when any value for the variable satisfies the equation, often resulting from equivalent expressions on both sides.

Tags

CCSS.8.EE.C.7A

Front

How do you convert a mixed number to an improper fraction?

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What is the formula for finding the constant of proportionality from a table?

Back

To find the constant of proportionality from a table, divide the output value by the input value for any pair of corresponding values.

Tags

CCSS.7.RP.A.2B

Front

What is the process for solving a linear equation?

Back

To solve a linear equation, isolate the variable on one side of the equation using inverse operations.

Tags

CCSS.7.EE.B.4A