Mastery Sample

Consider the equation. 9 × ___ = 450 Which number makes the equation true?

• 5

• 6

• 40

• 50

Consider the equation. ___ × 4 = 16 A student claims that the missing number is 4. Which statement is true?

• The student is correct because 4 × 4 = 16.

• The student is correct because 4 ÷ 4 = 16.

• The student is incorrect because 12 × 4 = 16.

• The student is incorrect because 12 ÷ 4 = 16.

A person has $364 in a bank account. The person then adds $528 to the bank account. What is the total amount of money in the bank account?

• $881

• $882

• $891

• $892

What is the value of 81 ÷ 9?

• 9

• 8

• 7

• 6

Which table correctly represents a number in three ways?

• Standard Form: 7,301; Word Form: seven thousand, thirty-one; Expanded Form: 7,000 + 300 + 1

• Standard Form: 7,301; Word Form: seven thousand, three hundred one; Expanded Form: 7,000 + 300 + 1

• Standard Form: 7,310; Word Form: seven thousand, three hundred one; Expanded Form: 7,000 + 300 + 10

• Standard Form: 7,310; Word Form: seven thousand, thirty-one; Expanded Form: 7,000 + 30 + 1

Study the equation. 45 ÷ 5 = ⊙ Which statement is true about the missing factor?

• The missing factor is 9 because 5 × 9 = 45.

• The missing factor is 9 because 5 + 9 = 45.

• The missing factor is 40 because 40 × 5 = 45.

• The missing factor is 40 because 40 + 5 = 45.

How many bracelets, earrings, and necklaces does the jeweler sell in January?

• 246 bracelets, earrings, and necklaces

• 236 bracelets, earrings, and necklaces

• 156 bracelets, earrings, and necklaces

• 96 bracelets, earrings, and necklaces

The jeweler also sells 132 rings during the month of January. How many more rings and earrings does the jeweler sell than bracelets during the month of January?

• The jeweler sells 89 more rings and earrings than bracelets because 132 - 107 + 64 = 89.

• The jeweler sells 135 more rings and earrings than bracelets because 132 + 107 - 64 = 135.

• The jeweler sells 175 more rings and earrings than bracelets because 132 + 107 - 64 = 175.

• The jeweler sells 303 more rings and earrings than bracelets because 132 + 107 + 64 = 303.

A teacher asks two students to solve the expression 732 - 546. The table shows the students' work. Who correctly solves the expression?

• Student 1 only

• Student 2 only

• neither Student 1 nor Student 2

• both Student 1 and Student 2

Which two quotients are equal to 6?

• 44 ÷ 7

• 46 ÷ 6

• 48 ÷ 8

• 54 ÷ 9

• 56 ÷ 8