place value
comparing
rounding/estimating
addition
subtraction
100

10 times as much as 1 ten

What is 


100

(1 hundred)

100

Use a comparison symbol to compare the numbers.

720  ____ 702

>

100

Round to the nearest hundred:

624

600

100

1,945 + 321

2,266

100

895 - 331 =

564

200

Write an equation that is the same as 

28 is 4 times as much as 7

28 = 4 x 7

or

28 = 7 x 4

200

Use a comparison symbol to compare the numbers:

21,724 ___ 71,120

<

200

Round to the nearest thousand:

8,582

9,000

200

5,876 + 7,495

13,371

200

546,982 - 215,731 =

331,251

300

3 meters is equal to ______ cm

What is 

300 cm?

300

Use a comparison symbol to compare the numbers


623,954 ____ 632,954

<

300

Round to the nearest thousand

948,399

948,000

300

76,325 + 8,795

85,120

300

906,342 - 735,281 =

171,061

400

3 thousands is _____ times as much as 300

What is

10?

400

Use a comparison symbol to compare the numbers

104,004 _______ 100, 024

>

400

Round to the nearest ten thousand

32,482

30,000

400

638,726 + 286,948

925,674

400

300,000 - 156,832 =

143,168

500

Emma reads 6 pages.  River reads 4 times as many pages as Emma.  Kyle reads 7 less pages than River.  How many pages did Kyle read?

He read 17 pages.

500

Use a comparision symbol to compare the numbers:

34,078 _______ 30,000+4,000+70+8

=

500

Round to the nearest ten thousand

867,390

870,000

500

A restaurant made $5,876 on Saturday.  On Sunday, it made $1,396 more. How much did it make on Saturday and Sunday?

It made $13,148 on both days.

500

The bagel shop made $121,856 on the weekend. It made $23,876 on Friday.  It made  $59,428 on Saturday.  How much did it make on Sunday?

It made $38,552 on Sunday.

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