Word Problems
Estimating Sums
Subtract to 1,000
Subtract to 10,000
What’s that difference?
100

If Brielle has 85 jelly beans, and eats 22 jelly beans, how many does she have left?

63

100

Estimate the sum of 401 - 196 =

200

100

Solve 83 - 36 =

47

100

Solve 45,326-23,114=

22,212

100

What is the difference between 25 and 13?

12

200

If Noah has 246 Lego pieces, and uses 127 Lego pieces making a rocket ship, how many Lego pieces are left?

119
200

Estimate the sum of 542 - 205 = 

350

200

Solve 507 - 252=

255

200

Solve 32,541-12,326=

20,215

200

What is the difference between 243 and 126?

117

300

Cali plans a birthday party with her $536 budget. The food and decorations cost her $278. How much money does she have left over to use for party favours?

258

300

Estimate the sum of 643 - 261 =

400

300

Solve 704-386=

318

300

Solve 56,426-24,518=

31,908

300

What is the difference between 402 and 198?

204

400

Rosie’s farm has 603 cows. They sell 329 of the cows to a neighbouring farm. How many cows does her farm have left? 

274

400

Estimate the sum of 720 - 331 = 

350 

400

Solve 531-289

242

400

Solve 63,206 - 31,568=

31,638

400

What is the difference between 506 and 248?

258

500

Sutton has 305 bees in her bee colony. 198 reach the end of their life and pass away. How many bees are now in her colony?

107

500

Estimate the sum of 6129 - 3498 = 

2500

500

Solve 702-645=

57

500

Solve 60,305 - 25,987 =

34,318

500
What is the difference between 632 and 259?

373