Year 7 Large Numbers Challenge

Question 1

How is 4,070,090 written in words?

Accepted Answer

Four million seventy thousand ninety

Answer

Four million seven hundred thousand ninety

Answer

Four million seventy thousand nine hundred

Answer

Four million seven thousand ninety

Question 2

Which numeral represents six hundred and five million, forty thousand and eight?

Accepted Answer

605,040,008

Answer

605,400,008

Answer

650,040,008

Answer

605,004,008

Question 3

What is the value of the digit 8 in 92,814,063?

Accepted Answer

800,000

Answer

8,000,000

Answer

80,000

Answer

800

Question 4

Which digit is in the ten-millions place in 734,209,581?

Accepted Answer

3

Answer

7

Answer

4

Answer

2

Question 5

Which is the correct expanded form of 50,306,040?

Accepted Answer

50,000,000 + 300,000 + 6,000 + 40

Answer

50,000,000 + 300,000 + 60,000 + 40

Answer

50,000,000 + 30,000 + 6,000 + 40

Answer

50,000,000 + 300,000 + 6,000 + 400

Question 6

How is 7,090,000,000 written in words?

Accepted Answer

Seven billion ninety million

Answer

Seven billion nine million

Answer

Seven billion nine hundred million

Answer

Seventy billion ninety million

Question 7

Which of these numbers is the smallest?

Accepted Answer

3,705,209

Answer

3,705,290

Answer

3,750,209

Answer

3,750,290

Question 8

Which list puts these four numbers in descending order?

Accepted Answer

8,900,070; 8,090,700; 8,090,070; 8,009,700

Answer

8,900,070; 8,090,070; 8,090,700; 8,009,700

Answer

8,090,700; 8,900,070; 8,090,070; 8,009,700

Answer

8,900,070; 8,090,700; 8,009,700; 8,090,070

Question 9

What whole number comes immediately after 9,999,999?

Accepted Answer

10,000,000

Answer

9,999,100

Answer

10,000,001

Answer

9,999,999,000

Question 10

What whole number comes immediately before 50,000,000?

Accepted Answer

49,999,999

Answer

49,999,000

Answer

49,990,000

Answer

50,000,001

Question 11

What is 36,499,999 rounded to the nearest million?

Accepted Answer

36,000,000

Answer

36,400,000

Answer

36,500,000

Answer

37,000,000

Question 12

What is 7,849,999 rounded to the nearest hundred thousand?

Accepted Answer

7,800,000

Answer

7,850,000

Answer

7,900,000

Answer

8,000,000

Question 13

How much must be added to 5,999,001 to reach 6,000,000?

Accepted Answer

999

Answer

99

Answer

1,001

Answer

9,999

Question 14

In 4,040,040, how many times greater is the value of the first 4 than the value of the last 4?

Accepted Answer

100,000 times

Answer

1,000 times

Answer

10,000 times

Answer

1,000,000 times

Question 15

Using each digit from 1 to 8 exactly once, what is the greatest eight-digit number less than 80,000,000?

Accepted Answer

78,654,321

Answer

78,653,421

Answer

78,645,321

Answer

76,854,321

Question 16

Which numeral equals 12 million + 3 hundred thousand + 5 thousand + 7?

Accepted Answer

12,305,007

Answer

12,350,007

Answer

12,300,507

Answer

12,035,007

Question 17

When 2,406,018 is split into groups of three digits from the right, which grouping is correct?

Accepted Answer

2 | 406 | 018

Answer

24 | 060 | 18

Answer

2 | 40 | 6018

Answer

240 | 6 | 018

Question 18

How many whole numbers are there from 999,997 through 1,000,003, including both endpoints?

Accepted Answer

7

Answer

6

Answer

8

Answer

9

Question 19

If the digits 3 and 8 swap places in 5,038,209, what number is formed?

Accepted Answer

5,083,209

Answer

5,830,209

Answer

5,083,290

Answer

5,308,209

Question 20

What is the smallest whole number that rounds to 4,600,000 to the nearest hundred thousand?

Accepted Answer

4,550,000

Answer

4,500,000

Answer

4,549,999

Answer

4,599,999

Year 7 Large Numbers Challenge

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