Fill in the missing numbers.

20, ..., 22 ..., 24, 25.

• 21 & 31

• 21 & 23

• 21 & 22

Count and write the numbers.

• 33

• 34

• 35

Write the number of "thirty-nine".

• 39

• 49

• 29

Write the number of "37" in word.

Fill in the numbers.

20 + 8 =

Fill in the missing numbers. ___ + 9 = 39

Fill in the missing numbers. 28 and 5 make ___ .

Fill in the missing number.

30 and ___ make 34.

Fill in the missing numbers.

6 and ___ make 36.

Complete the place value chart.