Addition
Subtraction
Estimation
Equations/Bar Diagrams
Subtracting Across 0
100

3,258 + 1,761

5,019

100

9,128- 3,753

5,375

100

Estimate to the hundreds place

2,189 + 1,388

3,600

100

Write an equation and make a bar diagram. DO NOT solve.

Shane has 25 baseball cards. Sage has 43 baseball cards. How many do they have all together?

43 + 25= x

100

5,707-2,058=

3,649

200

5,555 + 7,412

12,967

200

2,164- 1,398

766

200

Round to the hundreds place

9,245-4,033

5,200

200

Write an equation and draw a bar diagram. DO NOT SOLVE!

Rebecca lives 214 miles away from Cape May. Haylie lives 220 miles away from Cape May. How much further does Haylie live than Rebecca?

220-214=x

200

22,700 - 20,487

2,213

300

21,000 + 5,529

26,529

300

42,648- 8,169

34,479

300

Round to the thousands place

17,792-3,847

14,000

300

Eddie, Logan, Marissa and Ashlyn are collecting box tops. Eddie collects 210, Logan collects 200, Marissa collects 145 and Ashlyn collects 189. How many do they collect in all?

Write an equation and draw a bar diagram. DO NOT SOLVE!

210+ 200 + 145+ 189=x

300

61,070 - 4,981=

56,089

400

45,101 + 35,099 + 10,000

90,200

400

85,968-74,084

11,884

400

Round to the hundred thousands place

391,192 + 511,864


900,000

400

Will and Jaiden go to Disney World. They travel 2,019 miles round trip. Olivia and Elizabeth travel 19,832 miles round trip. Will G and Luke travel 6,832 miles round trip. How many more miles does Olivia and Elizabeth travel than the boys. 

2,019+ 6,832+ x= 19,832

OR

19,832-2,019-6,832= x

400

214,507-83,569

130,938

500

629,979 + 294,116  +  75,905

1,000,000

500

513,363- 382,895

130,468

500

Round to the ten thousands place

1,000,000- 447,618

550,000

500

On Halloween Jacob gets 124 pieces of candy. Naomi collects 89 pieces of candy. Madeline collects 113 pieces of candy and Madison collects 92 pieces. How many more pieces do Naomi and Jacob collect than Maidson and Madeline combined?

124+89=a

92+113=b

a-b

500

Blaine subtracted 342,139 from 601,800 and for the difference of 359,661.


Is he correct? If he is wrong, where did he make his mistake?

Blaine's answer is incorrect. The hundred thousands were not regrouped correctly. The answer is 259,661

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