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Expanded Form
Standard Form
Place Value
Round
Word Problems - Unknown Numbers
100
What is the expanded form of 28?
20+8
100
The standard form of fifty-four?
54
100

What place value is the 3 in 34?

Tens; 30

100

Round 329 to nearest hundred

What is 300?

100

Sofia has 32 cats and 23 dogs. Round to estimate how many cats and dogs she has. 

Sofia has 50 cats and dogs. 
200
What is the expanded form of 99?
90+9
200
What is the standard form of 60+1?
61
200

What place value is the 8 in 689?

Tens; 80

200

What tens is the number 25 closer to, 20 or 30? 

30

200

Ben has 36 dinosaurs and 42 pet lizards. Round to estimate how many dinosaurs and pet lizards he has. 

He has 80 dinosaurs and lizards. 

300
What is the expanded form of 635?
600+30+5
300

What is the standard form 300 + 1?

301

300

What is the place value of the 7 in 7,647?

Thousands; 7,000

300

55 rounded to the nearest tens. 

What is 60?

300

Ricardo has a total of 150 computers games. He gives Kainen 25 and Gavan 75. How many computer games does he have left? 

He has 50 games left. 

400
300+80+2 is the expanded form of what?
382
400

What is the standard form of 8,000 + 30 + 2

8, 032

400

What place value is the number 7 in 327?

ones

400

Round 750 to the nearest hundreds

800

400

Rauwan bought Ereth 800 pieces of rock salt. Ereth ate 360 pieces for breakfast. ABOUT how many pieces of salt does Ereth have left? Round 360 to the nearest hundreds to find the answer. 

Ereth has ABOUT 400 pieces of salt left! 

500
What is the expanded form of 1,432
1,000+400+30+2
500

What is the standard form of 2,000 + 700 + 6

2,706

500

Which place has the most value in 8,962? 

Thousands; 8,000

500

Round 1,832 to the nearest hundreds. 

1,800

500

Lauren bought Poppy 500 seeds for her syrup container house. There's 328 pumpkin seeds, 162 sunflower seeds, and the rest are acorns. How many acorns did Lauren buy her? 

10 acorns.