Mixed Bag
Addition
Estimating sums
Estimating differences
Subtraction
100

If I drew an array with 4 rows and 7 circles in each row, how many circles would I draw?

What is 4 x 7 = 28?

100

67 + 51= 

What is 118?

100

Round to the nearest hundred, and then estimate

543 +  388 = 

What is 500 + 400 = 900?

100

If 143 adults and 279 children rode the train to Christmas town, to the nearest hundred, ABOUT how many more children than adults went on the train?


What is 300 - 100 = 200?

100

48 -  19 =

What is 28?

200

If we are skip counting around the room by 3's, what would the 9th person say?

What is 3x9 = 27?

200

183 + 432 = 

What is 615?

200

Ms. Schenker's class donated 86 cans of food to the local food drive.  Ms. Sampson's class donated 42 cans of food.  ABOUT how many cans of food did the two classes donate to the food drive?  

 What is 90 + 40 = 130?

200

Round to the nearest 100 and then estimate the difference. 

588 - 255 = 

What is 600 - 300 = 300?

200
365- 145 = 

What is 220?

300

What are the next three numbers and what is the rule?


432, 434, 436, ____, ____, _____

What is skip count by 2?

What is 438, 440, 442?

300

385 + 438 = 

What is 823?
300

Round to the nearest ten and then estimate.

215 + 333 =

What is 220 + 330 = 550?

300

Round to the nearest ten and then estimate the difference

89 - 45 =

What is 90 - 50 = 40?

300

763 - 102 = 

What is 661?

400

If I found 20 dollars on the sidewalk and I want to share it with my best friend, how much money will we each get?

What is 10 dollars?

400

There are 236 cats up for adoption at the shelter and 143 dogs up for adoption.  How many dogs and cats are up for adoption at the shelter?  

What is 379?

400

If Cody has 547 pictures on his phone and Shelby has 490 pictures on her phone, to the nearest hundred, ABOUT how many pictures do they have together on both of their phones?

What is 500 + 500 = 1,000?

400

Round to the nearest ten and then estimate the difference.

188 - 27 = 

What is 190 - 30 = 160?

400

Most dogs have about 319 bones in their body.  Most cats have about 250 bones in their body. How many more bones do dogs have than cats? 

What is 69?

500

If there are 6 people in my family and I want to give each of them 6 presents for the holidays, how many presents will I need to have?

What is 36?

500

The elephant at the zoo weight 862 pounds.  The rhino weighs 509 pounds.  How much do the elephant and rhino weight together?

What is 1,371 pounds?

500

Round to the nearest ten and estimate the sum.

703 + 217 =


What is 700 + 220 = 920?

500

If Dylan read a book that had 575 pages and Aiden read a book with 323 pages, to the nearest ten, ABOUT how many more pages did Dylan read than Aiden?

What is 680 - 320 = 360?

500

921 - 243 = 

What is 678?