Math Midterm review

Front

What is the formula to calculate hourly earnings after expenses?

Back

Hourly Earnings = (Hourly Wage * Hours Worked) - Daily Expenses

Tags

CCSS.6.EE.B.6

Front

If you earn $11.50 an hour and want to earn $64, how many hours do you need to work?

Back

6 hours

Tags

CCSS.6.EE.B.7

Front

What is net change in money?

Back

Net change in money = Total Income - Total Expenses

Tags

CCSS.7.NS.A.1A

Front

If Sarah earns $30 for her birthday, spends $7 on a movie, earns $45 babysitting, and $5 shoveling, what is her net change?

Back

$63

Tags

CCSS.7.NS.A.3

Front

What is the order of operations in mathematics?

Back

PEMDAS: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Tags

CCSS.7.NS.A.3

Front

Evaluate the expression: 5 - 6² ÷ 4 - 3

Back

-7

Tags

CCSS.6.EE.A.1

Front

What are like terms in algebra?

Back

Like terms are terms that have the same variable raised to the same power.

Tags

CCSS.6.EE.A.2B

Front

Which expression can be simplified by combining like terms: 3x+5y - 16, 2a+2c, 12y+5+y, 6-x?

Back

12y+5+y

Tags

CCSS.7.EE.A.1

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting variables with numbers.

Tags

CCSS.6.EE.A.2C

Front

Evaluate the expression when a = -2 and b = 4: 6a + b

Back

-8

Tags

CCSS.6.EE.A.2C