Addition
Subtraction
Value of the underlined digit
Rounding
Key words
100

What is 345 + 623?

968

100

What is 9,250 - 2,250?

7,000

100

What is the value of the digit in the hundreds place in this number?

624

600

100

Round 64 to the nearest tens place.

60

100

Shoshana has 24 soccer balls at home. She claims she does not have enough, so she buys 6 more soccer balls. What operation do we use to find out how many soccer balls she owns now?

Addition

200

What is 803 + 207?

1,010

200

What is 10,800 - 550?

10,250

200

What is the value of the digit in the thousands place in this number?

59,624

9,000

200

Round 7,549 to the nearest thousands place.

8,000

200

Max and Liam have $45 each. What operation can we us to find out how much money they each have?

Addition or multiplication

300

What is 1,250 + 2,850?

4,100

300

What is 100,200,300 - 100,100,100?

100,200

300

What is the value of the digit in the hundred thousands place in this number?

259,624

200,000

300

Round 5,555,555 to the nearest tens place.

5,555,560

300

If I am 27 and my niece is 2 years old. I want to know the difference between our ages. What math operation do I use?

Subtraction

400

Mr. Grasso has 536,304 papers to grade. Ms. Lea gave him another 3,591,203 papers to grade. How many papers does poor Mr. Grasso need to grade now?

4,127,507

400

The African bush elephant can weigh about 15,200 pounds. A white rhinocerous can weigh about 7,900 pounds. How many more pounds does the elephant weigh than the rhino?

7,300 pounds

400

What is the value of the digit in the ten millions place in this number?

123,456,789

20,000,000

400

Mr. Grasso weighs 168 pounds. Round his weight to the nearest tens place.

170

400

I bought a shirt for $15 and a hat for $10. I had $30 dollars. How do I find out how much I have left? What math operations do I use and in which order?

I will add $15 and $10, then subtract that answers from $30. so 15 +10 = 25, then 30 - 25 = 5.

500

Stefen has 1,555 baseball cards. Remy donated 325 baseball cards to Stefen. Annie also donated 781 cards to Stefen. How many baseball cards does Stefen have in all?

He has 2,661 baseball cards.

500

What is 958,854,290 - 7,542,602?

951,311,688

500

What is the value of the digit in the ten thousands place in this number?

101,202,303

0

500

Round 463,452,230 to the nearest ten millions place.

460,000,000

500

I have $22,567 in the bank and $502 to deposit into the bank. I want to figure out about how much money I will have after depositing the money.

We will round $22,567 to $22,600 and round 502 to 500. Then add 22,600 and 500.

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