Number System

The Number Sense

Multiple Choice

Which number line models the sum of −2 + (−16) correctly?

Multiple Choice

One day a jewelry maker sold 42% of the 250 pieces of jewelry at the store. How many pieces of jewelry did the jewelry maker sell that day?

• 6 pieces of jewelry

• 17 pieces of jewelry

• 105 pieces of jewelry

• 145 pieces of jewelry

Multiple Choice

The student council raises $731.70 and donates $263.50 of it to charity. The amount of money the student council has left from the money raised can be modeled by the expression $731.70 − $263.50.

What is the value of the expression?

• $468.20

• $532.20

• $578.20

• $995.20

Multiple Choice

Which statement about −10.5°C and −6°C is true?

• −10.5°C < −6°C can be used to express the fact that −10.5°C is colder than −6°C.

• −10.5°C < −6°C can be used to express the fact that −10.5°C is warmer than −6°C

• −10.5°C > −6°C can be used to express the fact that −10.5°C is colder than −6°C

• −10.5°C > −6°C can be used to express the fact that −10.5°C is warmer than −6°C.

Multiple Choice

Consider the number line.

Which point on the number line represents 1 $\frac{1}{3}$      ?

• point W

• point X

• point Y

• point Z

Multiple Choice

Consider the two account balances.

Which statement is true?

• Account 1 has a larger amount of

  debt than Account 2 because the absolute value of −15.45 is greater than the absolute value of −30.76.

• Account 1 has a larger amount of debt than Account 2 because the absolute value of −15.45 is less than the absolute value of −30.76.

• Account 2 has a larger amount of debt than

  Account 1 because the absolute value of −30.76 is

  greater than the absolute value of −15.45.

• Account 2 has a larger amount of debt than Account 1 because the absolute value of −30.76 is less than the absolute value of −15.45.

Multiple Choice

Use the information given to answer the question.

Consider the numbers 6 and 9.

Part A - What is the least common multiple of 6 and 9?

• 3

• 9

• 18

• 54

Multiple Choice

Use the information given to answer the question.

Consider the numbers 6 and 9.

Part B - What is the greatest common factor of 6 and 9?

• 3

• 9

• 18

• 54

Multiple Choice

What is the quotient of 29,596 ÷ 28?

• 157

• 175

• 1,057

• 1,507

Multiple Choice

Three city’s temperatures at noon one day are marked on the number line.

If 0°C represents freezing, which statement is true?

• The temperatures of Cities F and G are both above freezing.

• The temperatures of Cities G and H are both below freezing.

• The temperature of City F is above freezing.

• The temperature of City H is above freezing.