Counting and Cardinality: Master Number Sense in 2nd Grade Math

Question 1

Which number is bigger than 35?

Accepted Answer

40

Answer

25

Answer

28

Question 2

What is the number that is in the tens place of 57?

Accepted Answer

50

Answer

5

Answer

500

Question 3

Which number is the same as 5 tens?

Accepted Answer

50

Answer

55

Answer

45

Question 4

What number is 10 more than thirty five?

Accepted Answer

45

Answer

25

Answer

35

Answer

55

Question 5

Which number is represented by the following tally marks: |||| |||| ||||

Accepted Answer

30

Answer

12

Answer

21

Answer

39

Question 6

What number comes after 49 when we count by ones?

Accepted Answer

50

Answer

48

Answer

47

Answer

59

Question 7

What is the missing number in the sequence: 10, 20, ___, 40, 50?

Accepted Answer

30

Answer

25

Answer

35

Answer

45

Question 8

How many groups of ten and single numbers are there in the number 54?

Accepted Answer

5 tens and 4 ones

Answer

4 tens and 5 ones

Answer

3 tens and 6 ones

Answer

6 tens and 3 ones

Question 9

Which digit in the number 35 represents the number of tens?

Accepted Answer

3

Answer

5

Answer

0

Answer

1

Question 10

Which of these numbers is greater: 45 or 38?

Accepted Answer

45

Answer

38

Answer

They are equal

Question 11

Which number is less than 50?

Accepted Answer

42

Answer

58

Answer

54

Question 12

Which number is greater: 23 or 32?

Accepted Answer

32

Answer

23

Question 13

Which number is 10 more than 55?

Accepted Answer

65

Answer

45

Question 14

The number 72 can be written as ____ tens and ____ ones.

Accepted Answer

7, 2

Answer

2, 7

Answer

6, 2

Question 15

Which number is NOT a two-digit number?

Accepted Answer

9

Answer

25

Answer

10

Question 16

Which number is less than 60 but greater than 50?

Accepted Answer

55

Answer

49

Answer

61

Question 17

The number 99 is one less than ____.

Accepted Answer

100

Answer

90

Answer

101

Question 18

Which number is the biggest?

Accepted Answer

63

Answer

54

Answer

45

Answer

36

Question 19

What number is missing in this sequence? 12, 14, 16, ___, 20

Accepted Answer

18

Answer

17

Answer

19

Question 20

Which of these numbers is even?

Accepted Answer

24

Answer

15

Answer

13

Answer

31

Question 21

What is the number that comes after 99?

Accepted Answer

100

Answer

10

Answer

98

Question 22

How many ones are there in the number 37?

Accepted Answer

7

Answer

3

Answer

1

Question 23

Which of these is the correct way to write the number seventy-five?

Accepted Answer

75

Answer

705

Answer

57

Question 24

Which number is greater: 54 or 49?

Accepted Answer

54

Answer

49

Question 25

How many tens and ones are in the number 23?

Accepted Answer

2 tens and 3 ones

Answer

3 tens and 2 ones

Question 26

What is the missing number in the sequence: 10, 20, 30, ___, 50?

Accepted Answer

40

Question 27

What is the number that comes before 79?

Accepted Answer

78

Answer

77

Question 28

Which of the following numbers is in the 40s?

Accepted Answer

48

Answer

39

Question 29

What number do you get when you combine the tens digit 3 and the ones digit 7?

Accepted Answer

37

Answer

27

Answer

73

Question 30

Which number is bigger: 52 or 54?

Accepted Answer

54

Answer

52

Answer

They are equal

Question 31

Which of these choices shows the number 25?

Accepted Answer

2 tens and 5 ones

Answer

5 tens and 2 ones

Answer

25 ones

Question 32

What number is one less than 99?

Accepted Answer

98

Answer

97

Answer

100

Question 33

Which number is bigger than 52?

Accepted Answer

54

Answer

49

Answer

47

Question 34

What is 23 plus 17?

Accepted Answer

45

Answer

30

Answer

40

Question 35

Which number is shown by these base-ten blocks?

[Image of base-ten blocks representing the number 35]

Accepted Answer

35

Answer

45

Answer

55

Answer

25

Question 36

Count the apples in the image:

[Image of 27 apples]

Accepted Answer

27

Answer

35

Answer

30

Answer

25

Question 37

What number is missing in the pattern: 10, 20, ___, 40, 50?

Accepted Answer

30

Answer

25

Answer

35

Answer

45

Question 38

What is the value of the digit 4 in the number 47?

Accepted Answer

40

Answer

4

Answer

10

Question 39

Which number is the same as 3 tens and 5 ones?

Accepted Answer

35

Answer

45

Answer

25

Answer

55

Question 40

Which number is greater than 53?

Accepted Answer

61

Answer

35

Answer

58

Answer

48

Question 41

What is the value of the digit 4 in the number 47?

Accepted Answer

40

Answer

7

Answer

4

Answer

400

Question 42

How many tens are there in the number 56?

Accepted Answer

5

Answer

11

Answer

50

Answer

6

Question 43

Which of the following numbers is not a multiple of 10?

Accepted Answer

23

Answer

40

Answer

80

Answer

10

Question 44

Count the number of blocks in the following picture: [Image of a tower of 12 blocks]

Accepted Answer

12

Answer

16

Answer

10

Answer

14

Question 45

Which number comes after 78 in the sequence of counting by ones?

Accepted Answer

79

Answer

77

Answer

80

Answer

87

Question 46

What is the missing number in the following sequence: 20, 30, 40, _, 60

Accepted Answer

50

Answer

55

Answer

65

Answer

45

Question 47

What is the sum of 24 and 36?

Accepted Answer

60

Answer

48

Answer

50

Question 48

If you have 10 apples and you eat 5, how many apples do you have left?

Accepted Answer

5

Answer

15

Answer

10