1st grade number sense

Question 1

Aisha has 1 bundle of 10 straws and 9 loose straws. How many straws is that?

Answer 

Question 2

True or false? 45 > 54

• A. True
• B. False

Question 3

There are 9 pairs of socks. Count in twos: how many socks is that?

Answer 

Question 4

Without counting one by one, which is the best estimate for the number of hearts? ♥ ♥ ♥ ♥ ♥ ♥ ♥ ♥ ♥

• A. about 10
• B. about 50
• C. about 100
• D. about 20

Question 5

What number is 6 tens and 0 ones?

Answer 

Question 6

Write "seventy-six" in digits.

Answer 

Question 7

Hana says: "In 76, the digit 6 is worth 6." True or false?

• A. True
• B. False

Question 8

Jamal says 8 tens and 2 ones make 28. Is Jamal right?

• A. Yes
• B. No

Question 9

Fill the gap: 108, 107, __, 105, 104, 103

Answer 

Question 10

Which number would you say when counting in fives from 0?

• A. 42
• B. 45
• C. 46
• D. 47

Question 11

Hiro built a number with tens rods and ones cubes. What number is it?

Answer 

Question 12

Count back in tens: 67, 57, 47, __, 27

Answer 

Question 13

71 = 6 tens and __ ones

Answer 

Question 14

Choose the sign: 67 __ 67

• A. <
• B. >
• C. =

Question 15

What number comes just after 96?

Answer