Add Greater Numbers
Subtract Greater Number
Estimate Sums and Differences
Subtract Across Zeros
Problem Solving Reasoning
100

1,345+ 3,007=?

4,352

100

1,417-293=?

1,124

100

Round to the thousand place

1,981+2,345=?

4,326

100

1,000-599=?

401

100

On Monday Valentina collected 1,717 stickers, On Tuesday Amanda collected 357 stickers. How many stickers did they collect in all?

1,360 stickers

200

22,319+3,489=?

30,160

200

25,007-3,513=?

21,494

200

Round to the thousand place

23,814- 3,512=?

20,302

200

20,000-3,991=?

16,009

200

Connor is a new pilot. In one month he traveled 40,123 miles. In the next month he traveled 29,981 miles. How many miles did he travel in two months?

70,104 miles

300

36,120+ 41,009=?

77,129

300

32,158-21,899=?

10,259

300

Round to the ten thousand place

37,013+40,897=?

77,910

300

30,000-21,613=?

8,387

300

Lucy made 55,123 cupcakes in 2019. Nola made 60,150 cupcakes in 2020. How many cupcakes did they make in all?

115,273 cupcakes

400

482,600+ 55,210=?

537,810

400

417,012-57,338=?

359,674

400

Round to the ten thousand place

401,541- 51,317=?

350,224

400

4000,000-58,013=?

341,987

400

Jackson and Rylee's YouTube channel gained 20,001 subscribers in one month. The next month their channel gained 19,817 subscribers. In the third month YouTube crashed and they lost 20,127 subscribers. How many subscribers do they have now?

19,507 subscribers 

500

507,146+ 612,331=?

1,119,477

500

503,061-422,781=?

80,280

500

Round to the hundred thousand

553,144+ 641,321

1,194,465

500

5000,000-191,057=?

308,943

500

On October 5th, 57,000 guests went to Magic Kingdom in Disney and 31,478 guests went to Animal Kingdom. When Mickey's BOO BASH started, 27,123 guests left. How many guests in total were still at the parks?

61,355 guests