Chp 1 and 2 Review

Front

What is the total cost of a wooden board that is 7\frac{1}{2} feet long at $1.70 per foot?

Back

$12.75

Front

What does the multiplicative inverse property state?

Back

The multiplicative inverse property states that for any number a, there exists a number b such that a × b = 1. For example, 5 × \frac{1}{5} = 1.

Front

What is the additive inverse property?

Back

The additive inverse property states that for any number a, there exists a number b such that a + b = 0. For example, -3.5 and 3.5 are additive inverses.

Front

If Tim had $362, spent $54, and then deposited $82, how much does he have now?

Back

$390

Front

How much did Lexi pay for 2.6 pounds of bananas at $0.54 per pound and 3.1 pounds of grapes at $1.28 per pound?

Back

$5.37

Front

What is the formula to calculate total cost based on price per unit and quantity?

Back

Total Cost = Price per Unit × Quantity.

Front

Define the term 'multiplicative inverse'.

Back

The multiplicative inverse of a number is another number which, when multiplied together, gives a product of 1.

Front

What is the formula for finding the total amount after spending and depositing money?

Back

Total Amount = Initial Amount - Amount Spent + Amount Deposited.

Front

If a number is multiplied by its multiplicative inverse, what is the result?

Back

The result is 1.

Front

What is the relationship between a number and its additive inverse?

Back

The relationship is that they sum to zero.