Wednesday 12/11 Spiral Review

Front

What do you do when you are adding integers with different signs?

Back

Subtract the smaller absolute value from the larger absolute value and keep the sign of the larger number.

Front

What is the addition sentence that represents the problem 8 - 14?

Back

8 + (-14)

Front

Write an equivalent expression for 20n - 4m.

Back

4(5n - 1m)

Front

What percent of students plan to watch the playoff game if 24 out of 30 students plan to watch?

Back

80%

Front

What is the rule for adding two integers with the same sign?

Back

Add their absolute values and keep the sign.

Front

How do you convert a subtraction problem into an addition problem?

Back

Change the subtraction to addition by adding the opposite of the second number.

Front

What is the formula to find the percentage of a part compared to a whole?

Back

(Part/Whole) x 100%.

Front

What does it mean to simplify an expression?

Back

To combine like terms and reduce the expression to its simplest form.

Front

What is the difference between a positive integer and a negative integer?

Back

A positive integer is greater than zero, while a negative integer is less than zero.

Front

How do you find the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.