Week 30 math

Find the expression (or expressions) that represents: “A number n divided by 8”

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Solve. 31.9 + 2.368 =

Mathematical Equivalence

ON

Ken grew 3/5 of an inch last year. Sang grew 5/8 of an inch. Who grew more and by how much? (a)  

• Ken grew more; by 1/40 of an inch
• Ken grew more; by 1/3 of an inch
• Sang grew more; by 1/40 of an inch
• Sang grew more; by 1/45 of an inch

Solve: 4² × 2 + 7 =

Mathematical Equivalence

ON

Which problem and answer match the model below?

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Use the commutative property to find an equivalent expression to: 7 + 8 =

• 7 × 8

• 7 + 8

• 8 + 7

• 8 × 7

Identify if the question is statistical or non statistical: “What is your favorite color?”

• statistical

• non statistical

Which polygon matches the ordered pairs: (1, 3), (7, 3), (7, 9), (1, 9)?

• A

• B

• C

• D

Which polygon matches the ordered pairs: (-2, 3), (-6, 3), (-6, 9), (-2, 9)?

• A

• B

• C

• D

Find the expression (or expressions) that represents: "7 more than y"

• y - 7

• 7 × y

• y + 7

• 7 ÷ 7