Module 1 Review - Math

The ______________ of 512,789 is 500,000 + 10,000 + 2,000 + 700 + 80 + 9.

• estimate

• expanded form

• place value

• period

• regroup

When you ___________ a number, you exchange the amounts of equal value to rename the number.

• estimate

• expanded form

• place value

• period

• regroup

__________________ describes the value of a digit in an umber, based on the location of the digit.

• Estimate

• Expanded form

• Place value

• Period

• Regroup

Select all of the ways to regroup and rename 4,200.

• 42 hundreds

• 42 thousands

• 4,200 ones

• 420 tens

• 420 ones

Which is the correct value that completes the sentence?

The value of the digit 2 in 321,705 is ___ times the value of the digit 2 in 32,571.

• 10

• 100

• 1,000

• 10,000

What is 200,000 + 80,000 + 500 + 70 + 1 written in standard form?

In the United States, about 620,000 dogs that enter animal shelters as strays are returned to their owners. Which numbers round to 620,000 when rounded to the nearest ten thousand? Select all that apply.

• 619,000

• 605,000

• 621,00

• 625,000

• 614,000

Which comparison is true? Select all that apply.

• 37,940 > 37,939

• 473,248 = 473,248

• 16,105 = 16,103

• 801,269 > 801,296

• 37,340 < 37,890

Which shows the numbers ordered correctly from least to greatest? Select all that apply.

• 32,245 ; 32,452 ; 32,425

• 304,561 ; 305,561 ; 306,561

• 817,902 ; 871,029 ; 092

• 216,135 ; 261,532 ; 216,153

• 86,109 ; 96,869 ; 169,715