Place Value
Estimating
Adding
Subtracting
Rounding
100

Which is greater? 430,876 and 430,867 

430,876

100

Estimate the difference: 8,709 - 4,198

(Round to the nearest thousand)

(Round to the nearest thousand) 

9,000 - 4,000 = 5,000

100

383 + 548

931

100

7,864 - 2,648

5,216

100

Is the number below rounded to the nearest 100, 1,000 or 10,000?

4,567 -> 5,000

Nearest 1,000

200

How many times greater is the value of the 5 in 50,065 than the value of 5 in 15,893?

10 times

200

Use Compatible numbers: 2774 ÷ 73

(DO NOT SOLVE - REWRITE EQUATION) 

2800 ÷ 70

200

5,476 + 783

6,259

200

25,692  - 22,547

3,145

200

Is the number below rounded to the nearest 100, 1,000 or 10,000?

10,579 -> 11,000

Nearest 1,000

300

Round to the italitized digit 52,301

50,000

300

A bus holds 58 people. If 4 buses are going on a trip, about how many people can go? 

60 x 40 = 240 people

58 to the nearest 10 is 60

300

42,652 + 23,453

66,105

300

102,272 - 54,453

47,819

300

Is the number below rounded to the nearest 100, 1,000 or 10,000?

12,362 -> 10,000

Nearest 10,000

400

Write 124,302 using number names

One Hundred Twenty Four Thousand Three Hundred Two

400

Three friends at a video arcade win a total of 248 tickets. They decide to share the tickets equally. About how many tickets will each friend recieve?

249 ÷ 3 = 83 OR 

249 - 210 = 38 

210 ÷ 3 = 70 

38 -> 36         36 ÷ 3 = 12 

70 + 12 = 82 

400

In a public telephone booth, 243 calls are made before noon and 389 calls are made after noon. Find the number of calls made in a day.

243 + 389 = 632

632 calls are made in a day.

400

One passenger flew 11,033 kiolometers from Oslo to Lima. Another passenger flew 8,593 kilometers from Oslo to Los Angles. How many more kilometers was the flight to Lima?

The flight was 2,440 more kilometers to Lima.

400

Is the number below rounded to the nearest 100, 1,000 or 10,000?

14,258 -> 14,300

Nearest 100

M
e
n
u