Grade Period 3 review

Front

What operation should be performed first when simplifying the expression 40 ÷ (5 + 3) x 8 + 1?

Back

The operation in the parentheses should be performed first: 5 + 3.

Front

If Lee Ann bought 2 cartons of yogurt and ate \(\frac{1}{7}\) of a carton each day, how many days did it take her to eat all the yogurt?

Back

It took Lee Ann 14 days to eat all the yogurt.

Front

What is the result of the expression 5(22 + 15) + 5(4)?

Back

The result is 205.

Front

If Mr. Diaz cut a 22-foot long board into pieces that were each \(\frac{1}{6}\) foot long, how many pieces did he have?

Back

Mr. Diaz had 132 pieces.

Front

What does the equation p = 7(4) + 32(3) + 16 represent?

Back

It represents the total number of points the basketball team scored during the game.

Front

What is the total number of points scored if p = 7(4) + 32(3) + 16?

Back

The total number of points scored is 140.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

Define 'expression' in mathematics.

Back

An expression is a combination of numbers, variables, and operators (like +, -, ×, ÷) that represents a value.

Front

What is a 'fraction'?

Back

A fraction represents a part of a whole and is written as \(\frac{a}{b}\), where 'a' is the numerator and 'b' is the denominator.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form by performing operations and combining like terms.