MA.3.NSO.1.3 & MA.3.NSO.1.4

Which of the following numbers is the largest?

• 3,456

• 3,654

• 3,465

• 3,546

Answer explanation

To determine the largest number, compare each option. 3,654 is greater than 3,456, 3,465, and 3,546. Therefore, the largest number is 3,654.

Round the number 482 to the nearest 10.

• 480

• 490

• 470

• 500

Answer explanation

To round 482 to the nearest 10, look at the digit in the ones place (2). Since it is less than 5, we round down to 480. Therefore, the correct answer is 480.

Which number is smaller than 7,892?

• 8,000

• 7,900

• 7,850

• 7,950

Answer explanation

7,850 is smaller than 7,892, while 8,000, 7,900, and 7,950 are all greater than 7,892. Therefore, the only correct choice is 7,850.

Round the number 639 to the nearest 100.

• 600

• 700

• 640

• 650

Answer explanation

To round 639 to the nearest 100, look at the tens digit (3). Since it is less than 5, we round down to 600. Therefore, the correct answer is 600.

Order the following numbers from smallest to largest: 4,321, 4,123, 4,231.

• 4,321, 4,231, 4,123

• 4,123, 4,231, 4,321

• 4,231, 4,123, 4,321

• 4,321, 4,123, 4,231

Answer explanation

To order the numbers, compare them digit by digit. 4,123 is the smallest, followed by 4,231, and finally 4,321. Thus, the correct order is 4,123, 4,231, 4,321.

Round the number 256 to the nearest 10.

• 250

• 260

• 255

• 240

Answer explanation

To round 256 to the nearest 10, look at the digit in the ones place (6). Since it is 5 or greater, round up. Therefore, 256 rounds to 260.

Which of the following numbers is the smallest?

• 9,876

• 9,768

• 9,867

• 9,786

Answer explanation

To find the smallest number, compare the digits from left to right. 9,768 has the smallest value in the hundreds place compared to 9,876, 9,867, and 9,786, making it the smallest number.

Round the number 845 to the nearest 100.

• 800

• 900

• 850

• 840

Answer explanation

To round 845 to the nearest 100, look at the tens digit (4). Since it is less than 5, we round down to 800. Therefore, the correct answer is 800.

Which number is larger than 5,432?

• 5,400

• 5,430

• 5,500

• 5,420

Answer explanation

Among the choices, 5,500 is the only number larger than 5,432. The other options (5,400, 5,430, and 5,420) are all less than 5,432.

Round the number 374 to the nearest 10.

• 370

• 380

• 375

• 360

Answer explanation

To round 374 to the nearest 10, look at the digit in the ones place (4). Since it's less than 5, round down to 370. Therefore, the correct answer is 370.