Adding & subtracting decimals
expanded notation
expanded form
comparing numbers
rounding
100

Erica bought a new laptop for $297.73 and two phone cases for $21.17 each. What is the total cost of these items?

what is $340.07

100

Joseph wrote a number in expanded notation as shown below.

(8x10) + (6x1) + (4x0.1) + (2x0.01)

What number represents this number in standard form?

What is 86.42

100

Write 862 in EXPANDED FORM.

What is 800+60+2

100

write a comparing statement about 3,584,271 and 3,564,092.

what is 3,584,271 > 3,564,092

100

Round 2,684,735 to the nearest hundred thousand.

What is 2,700,000 

200

Mary is buying an office space for a dentist. The office space is 4,545.17 square feet. If she wants to use 257.8 square feet for the waiting room, how many square feet will be left?

What is 4,287.37 square feet

200

Write 1,346.2 in expanded notation.

What is (1x1,000) + (3x100) + (4x10) + (6x1) + (2x0.1)

200

Write 10,342 in EXPANDED FORM.

What is 10,000+ 300 + 40 + 2

200

The attendance for 3 baseball games was 38,454 people; 38,198 people; and 36,572 people. Write a comparison statement showing the number of people who attended each game written in order from least to greatest?

What is 36,572 < 38,198 < 38,454 

200

Round 16,473  to the nearest hundred.

What is 16,500 

300

Barry has fifty-eight dollars and forty-seven cents. He spent 13.94 at lunch of Friday and $5.60 at the store after school. How much money did Barry have left?

What is $38.93

300

( 3x100) + ( 5x10) + (7x1) + (3x0.1) + (2x0.01)

What number represents this number in standard form?

What is 357.31

300

Write 236,347 in EXPANDED FORM.

What is 200,000 + 30,000 + 6,000 + 300 + 40 + 7

300

Leah’s car has 156,261 miles on the odometer. Casey’s car has 165,002 miles on the odometer. Write a statement correctly comparing the two mileages?

What is 156,261 < 165,002 

or  165,002 >156,261

300

Round 22,742 to the nearest thousand.

What is 23,000

400

Jesse used one five dollar bill, one dollar bill, one quarter, one dime, one nickel, and two pennies to buy a hamburger meal. How much was Jesse's meal?

What is $6.42

400

Write 6,324.92 in expanded notation.

(6X1,000) + ( 3X100) + (2X10) + (4X1) + (9X0.1) + (2X0.01)

400

Write 

900,000 + 20,000 + 7,000 + 300 + 40 + 2

in standard form

What is 927,342

400

Fill in the blank.

Compare the two decimals

0.82 ______0.12


0.82 > 0.12

or 0.12 < 0.82

400

Round 2,639,456  to the nearest ten-thousand.

What is 2,640,000 

500

Kevin is mailing three packages at the post office. The weight of each package is listed below. 

Package one: 15.74 pounds

Package two: 21.98 pounds

Package three: 9.99 pounds

How much more did package one weigh than package three?

What is 5.75 pounds

500

( 3x1000) +(2X100) + ( 5x10) + (7x1) + (3x0.1) + (2x0.01)

What number represents this number in standard form?

What is 3,257.32
500

Write

1,000,000+ 500,000+ 60,000+ 2,000 + 400 + 70 + 7

in expanded form

1,562,477

500

Order the decimals from least to greatest

0.8

0.2

0.14

0.27

0.14

0.2

0.27

0.8

500

What number is half way between 170,000 and 180,000?

What is 175,000