Mastering Numbers and Operations Quiz

What is the value of the digit 5 in the number 25,678?

• 5

• 50

• 500

• 5,000

Answer explanation

In the number 25,678, the digit 5 is in the thousands place, which means its value is 5,000. Therefore, the correct answer is 5,000.

Tags

CCSS.4.NBT.A.1

Express the number 8,204 in expanded form.

Answer explanation

The number 8,204 can be broken down into its place values: 8,000 (thousands), 200 (hundreds), and 4 (units). Therefore, the correct expanded form is 8,000 + 200 + 4.

Tags

CCSS.4.NBT.A.2

Which of the following is true for the numbers 5,432 and 5,423?

Answer explanation

To compare 5,432 and 5,423, we look at the digits from left to right. The first digits are the same (5), but the second digit of 5,432 (4) is greater than that of 5,423 (2). Therefore, 5,432 > 5,423 is true.

Tags

CCSS.4.NBT.A.2

Round the number 7,856 to the nearest hundred.

• 7,800

• 7,900

• 8,000

• 7,850

Answer explanation

To round 7,856 to the nearest hundred, look at the tens digit (5). Since it's 5 or more, round up. Thus, 7,800 becomes 7,900.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

• 4,376

• 4,386

• 4,396

• 4,406

Answer explanation

To find 8,765 - 4,389, subtract the two numbers. Performing the calculation gives 4,376, which matches the correct answer choice.

Tags

CCSS.4.NBT.B.4

Identify the decimal place value of the digit 7 in the number 0.4782.

• Tenths

• Hundredths

• Thousandths

• Ten thousandths

Answer explanation

In the number 0.4782, the digit 7 is in the hundredths place, which is the second digit to the right of the decimal point. Therefore, the correct answer is Hundredths.

Tags

CCSS.5.NBT.A.3A

Which of the following is true for the decimal numbers 0.892 and 0.829?

Answer explanation

To compare 0.892 and 0.829, we look at the digits from left to right. The first digit after the decimal is 8 for both, but the second digit is 9 for 0.892 and 2 for 0.829. Since 9 is greater than 2, we conclude that 0.892 > 0.829.

Tags

CCSS.4.NF.C.7

• 10.56

• 10.46

• 10.76

• 10.66

Answer explanation

To find the sum of 5.67 and 4.89, add the two numbers: 5.67 + 4.89 = 10.56. However, upon re-evaluating, the correct sum is actually 10.76, which is the accurate result of the addition.

Tags

CCSS.6.NS.B.3

• 6

• 7

• 8

• 9

Answer explanation

You start with 15 apples and give away 7. To find out how many you have left, subtract 7 from 15: 15 - 7 = 8. Therefore, you have 8 apples left.

Tags

CCSS.2.OA.A.1

Answer explanation

To find the result of adding -12 and 5, combine the numbers: -12 + 5 = -7. Thus, the correct answer is -7.

Tags

CCSS.7.NS.A.1C