Unit 2 Math Review!

Standard Notation & Expanded Form

100

Write the following in standard notation: 

4x10⁴ + 7x10³ + 1x10² + 5x10¹ + 3x10⁰ 

47,153

200

Write the following standard notation number in expanded form: 

4,892

Any of the following: 

4x1000 + 8x100 + 9x10 + 2x1

4x10³ + 8x10²+ 9x10¹+ 2x10⁰

^{four thousand eight hundred ninety two}

300

Write the following in standard notation: 

8x10⁶ + 5x10⁴ + 2x10³ +1x10¹ +9x10⁰

8,052,019

400

Write the following in standard notation: 

2(10,000s)+8(1,000s)+6(100s)+5(10s)+9(1s) =

28,659

500

Write the following number in exponential notation: 

1,578,203

1x10⁶+5x10⁵+7x10⁴+8x10³+2x10²+3x10⁰

Interpreting a Remainder

100

Ms. Winkler has 20 mints to hand out. I only have 16 students though. How many mints would each student get for it to be fairly distributed?

1

200

Dylan is working at the grocery store. He is bagging items for a customer. The customer has 52 items, if each bag can fit 5 items how many bags should he use for this customer?

11

300

Finn is heading to an art show the ticket for this art show cost $25. He wants to bring some of his friends. If he has $172 from completing chores how many friends can he bring with him? What would you do with the remainder?

Finn can bring 6 friends. He would keep the remainder, he can't bring another friend because he only has 22 dollars left over and it cost $25 for each ticket.

400

Declan is going to Carlsons farm to pick the rest of the apples from the orchard. He needs to pick all of the apples so they don't go bad. The worker says that there are around 723 apples left. Each basket/bag can hold 15 apples. How many bags will Declan need to bring on his journey through the orchard? What would he do with the remainder (if any)?

Declan will need to bring 49 bags on his journey. He will need to round up because he can't leave the remainder on the floor of the orchard!

500

If we have 1,780 cans for a food drive and 37 can fit in each box. How many boxes would we need?

We would need 49 boxes because you can't leave out/forget about the 4 cans left over! 

Place Value

100

- I am three digits. 

- I have a 8 worth 80.

- I have a 4 in my ones place. 

- I have a 2 in my hundreds place.

284

200

If 5 is worth 50, what place value would 100 times that be? 

1,000 place value or 5,000.

300

If I have a 8 in my tens place, what would the digit to the right be worth compared to my 8? 

1/10th as much.

400

I have 5 digits. 

one of my 5's is worth 50,000. The other 5 is worth 1/10 as much. My 6 is worth 600. My 8 is worth 8. The other digit is 0.

55,608

500

The value of 4 in 234,718 is _______ to the value of 1.

100 times

Multiplication

100

458 x 2 =

916

200

I have the following rectangular prism: Find the volume of the prism with these dimensions: L=5, W=3 & H=7.

105 units cubed

300

Solve the following: 

872 x 2 = 

1,744

400

Solve the following: 

981 x 23 = 

22,563

500

Solve the following: 

743 x 12 = 

8,916

Division

100

450 / 9= 

50

200

77,000 / 7 = 

11,000

300

2,064 / 24=

86

400

Solve the following division problem: 1,780/37.

48 R4.

500

951 / 63= 

15 R6