Lesson Worksheet: Modeling Numbers up to 50 with Tens and Ones Mathematics • 1st Grade

In this worksheet, we will practice representing numbers up to 50 with place value blocks and stating the value of digits in the number.

Q1:

How many tens are there?

Q2:

Fill in the table with whole numbers to get a result of 22.

Tens
Ones
  • A2, 2
  • B20, 22
  • C2, 22

Q3:

Fill in the table with whole numbers to get a result of 47.

Tens
Ones
  • A7, 4
  • B4, 47
  • C40, 70
  • D40, 47
  • E4, 7

Q4:

How many ones are there?

Q5:

Which image shows the number correctly split into tens and ones?

  • A
  • B
  • C

Q6:

What number does 4 tens and 0 ones make?

  • A
  • B
  • C

Q7:

Pick a set of cards that shows 28 hearts.

  • A
  • B
  • C

Q8:

Count the base ten blocks, then write the number in word form.

  • AForty-four
  • BForty-three
  • CThirty-three
  • DThirty-four

Q9:

Count in tens and ones, then write the number in digit form.

Q10:

Fill in the blank: 4 tens and 5 ones make .

Hint: Can you make the number with place value blocks?

Q11:

Fill in the blanks: tens and ones make 39.

Hint: Can you make this number with place value blocks?

  • A9, 3
  • B3, 9

Q12:

Which is equal to 27?

27 is equal to .

  • Atwo tens and seven ones
  • Bseven tens and two ones
  • C72

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