Place Value Power
Adding Big Numbers
Subtracting Big Numbers
Word Problem Wizards
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100

What’s the value of the 3 in 342?

What is 300?

100

Using strip diagram, what is 40 + 39?

What is 79?

100

Using a strip diagram, what is 800 + 111?

What is 911?

100

Mia has 40 stickers. She gets 10 more. How many? Write a stem sentence. 

What is 50?

100

25+75=70+30

True

200

How many tens are in 57?

What is 5 tens?

200

Using the vertical way, what is 128+93?

What is 221?

200

Using the vertical way, what is 321-116?

What is 205?

200

Q: Tom has 85 marbles. He gives away 20. How many left? Write a stem sentence. 

What is 65?

200

6 tens + 4 ones = 70 - 8

False. 6 tens + 4 ones = 70 - 6

300

Break apart 186 into hundreds, tens, and ones.

What is 1 hundred, 8 tens, 6 ones?

300

What is 146+76?

What is 222?

300
Using place value disks, what is 964-429?

What is 535?

300

Sally went shopping. She spent $86 on groceries and $39 on clothing. How much more, in dollars, did Sally spend on groceries than on clothing?

What is $47?

300

97=83+100

False! 183=83+100

400

Which number is greater: 129 or 192?

What is 192?

400

By using place value disks, what is 387+408

What is 795?

400

Solve however feels the most natural. What is 687-623?

What is 63?

400

100- ? = 45 + 15 +32

What is 8?

400

Sally went shopping. She spent $86 on groceries and $39 on clothing.

After Sally's shopping trip, she had $12 left. How much did she have to begin with?

$137

500

What number is 4 tens more than 63?

What is 103?

500

Using number bonds, solve 556+329

What is 885?

500

Solving with number bonds, what is 140-28? Then write your answer in unit form!

What is 112 or 100 + 10 + 2?

500

What is 38 + 68 + 71 + 12?

What is 189?

500

Juan and Susan solve the same question in 2 different ways. Why are they both correct?