Module 2

Keywords

100

What are you supposed to do to find the sum?

add

200

What are you supposed to do to find the difference?

subtract

300

You have the length and width of a rectangle. What do you need to find?

perimeter

400

If the question asks us "how many" what are we doing?

adding

500

If the question askes you "how much greater" or "how much fewer" what are you supposed to do?

subtract

Addition

100

46,359 + 1,273

47,632

200

7,218 + 32,849

40,067

300

187,296 + 592,479

779,775

400

Round each number to the nearest thousand and then add.

70,499 + 8,391 

78,000

500

Round each number to the nearest thousand and then add.

63,901 + 15,899

80,000

Subtraction

100

579,611 - 185,105

394,506

200

682,741 - 95,126

587,615

300

162,573 - 159,865 

2,708

400

5,032 - 3,981

1,051

500

Round each number to the nearest thousand and then subtract.

88,521 + 9,263

80,000

Perimeter

100

A rectangle has a length of 7 meters and a width of 3 meters. What is the perimeter?

20 meters

200

The width of a field is 14 yards, and the length of the field is 3 yards longer than the width. What is the perimeter of the field in yards?

62 yards

300

A square garden has sides measuring 7 ft each. What is the perimeter?

28 feet

400

The length of a rectangle is 8 inches. The width is 4 inches. What is the perimeter?

24 inches

500

A rug measures 5 feet long and 3 feet wide. What is the perimeter of the rug?

16 feet