ParaPro Number Sense and Basic Operations 4

Question 1

A student says that 0.5 is greater than 0.50. Is the student correct?

Accepted Answer

No, 0.5 and 0.50 are equal in value

Answer

Trailing zeros after a decimal point do not change the value, so 0.5 = 0.50.

Question 2

Which of the following represents the number 4,207 in expanded form?

Accepted Answer

4,000 + 200 + 7

Answer

4,207 = 4,000 + 200 + 7, reflecting the thousands, hundreds, tens, and ones places.

Question 3

What is the remainder when 58 is divided by 7?

Accepted Answer

4

Answer

7 × 8 = 56, and 58 − 56 = 2, so the remainder is 2.

Question 4

A classroom has 144 crayons to be shared equally among 12 students. How many crayons does each student get?

Accepted Answer

12

Answer

144 ÷ 12 = 12 crayons per student.

Question 5

Which number is a composite number?

Accepted Answer

15

Answer

15 is composite because it has factors other than 1 and itself (3 × 5 = 15).

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