3rd SBM Review Part 1

Which answer choice describes the number 7,230?

• The sum of seven thousand and twenty three ones

• The sum of seven thousands, two hundreds and thirty tens

• The sum of seven thousands, two hundreds and three tens

• The sum of nine thousands, two hundred and three ones

Answer explanation

The number 7,230 can be broken down into 7 thousands (7000), 2 hundreds (200), and 3 tens (30). Thus, the correct choice is 'The sum of seven thousands, two hundreds and three tens'.

An expression is shown, 60 + 5 + 800. What number is equivalent to the expression?

• 865

• 860

• 855

• 850

Answer explanation

To find the equivalent number, simply add the values: 60 + 5 + 800 = 865. Therefore, the correct answer is 865.

The expanded form of a number is shown. 90,000 + 200 + 40 + 1. What is the standard form of this number?

• 9,241

• 92,041

• 90,241

• 90,421

Answer explanation

To find the standard form, add the values: 90,000 + 200 + 40 + 1 = 90,241. Therefore, the correct answer is 90,241.

Which answer choice does NOT describe the number 7,140?

• The sum of seven thousands and fourteen tens

• The sum of seven thousands, one hundred, and forty tens

• The sum of seven thousands, one hundred, and four tens

• The sum of seven thousands, one hundred, and forty ones

Answer explanation

The choice 'The sum of seven thousands, one hundred, and forty tens' is incorrect because it equals 7,400, not 7,140. The correct representations include the correct values for hundreds and tens.

Which lists shows all of the students in order from fewest miles traveled to greatest miles traveled?

• A. Lauren, Marcelo, Abbie, Faizan

• B. Faizan, Abbie, Marcelo, Lauren

• C. Lauren, Abbie, Marcelo, Faizan

• D. Lauren, Marcelo, Faizan, Abbie

Answer explanation

The correct order from fewest to greatest miles traveled is A. Lauren, Marcelo, Abbie, Faizan. This sequence accurately reflects the increasing distance each student traveled.

Three students made models to represent numbers. The models are shown. Which models represent the same number?

• A. Anne's model and Kareena’s model, because 1 hundred, 1 ten, and 10 ones is equivalent to 1 hundred and 2 ones

• B. Kareena's model and Zane's model, because 1 hundred and 2 ones is equivalent to 12 tens

• C. Anne’s model and Zane’s model, because 1 hundred, 1 ten and 10 ones is equivalent to 12 tens

• D. None of the models

Answer explanation

Anne’s model shows 1 hundred, 1 ten, and 10 ones, which equals 120. Zane’s model also represents 120. Therefore, both models represent the same number, making option C the correct choice.

Which list represents the areas of the states ordered from least to greatest?

• A. Vermont, New Hampshire, Hawaii, Connecticut

• B. Connecticut, Hawaii, New Hampshire, Vermont

• C. Connecticut, Hawaii, Vermont, New Hampshire

• D. New Hampshire, Hawaii, Vermont, Connecticut

Answer explanation

Connecticut (5,543 sq mi) is the smallest, followed by Hawaii (10,931 sq mi), New Hampshire (9,349 sq mi), and Vermont (9,616 sq mi). Thus, the correct order from least to greatest area is B: Connecticut, Hawaii, New Hampshire, Vermont.

Which comparison is true?

• 68 > 649

• 571 > 582

• 730 < 806

• 709 < 692

Answer explanation

The correct comparison is 730 < 806, as 730 is indeed less than 806. The other comparisons are false: 68 is not greater than 649, 571 is not greater than 582, and 709 is not less than 692.

Which comparison is NOT true?

• 17,090 > 2,984

• 34,162 < 3,986

• 16,538 > 15,981

• 2,438 < 3,438

Answer explanation

The statement '34,162 < 3,986' is false because 34,162 is greater than 3,986. The other comparisons are true.

Four students with number cards want to line up from left to right in order from least to greatest number. Which statement is true?

• A. Olivia should be between Eric and Rico.

• B. Erin should be on the right end after Olivia.

• C. Penelope should be on the right end after Olivia.

• D. All the students are in the correct order.

Answer explanation

Penelope should be on the right end after Olivia because the order from least to greatest requires Penelope to be positioned last, ensuring the correct sequence of numbers.