# Lesson Worksheet: Making Two-Digit Numbers with Tens and Ones Mathematics • 1st Grade

In this worksheet, we will practice using place value equipment to make two-digit numbers with tens and ones.

**Q3: **

Which groups show fifty-five?

- A
- B
- C

**Q5: **

William says he has made the number 63 using tens and ones. He is incorrect. What does he need to change?

- AHe must add 3 tens and add 3 ones.
- BHe must add 3 tens and take away 3 ones.
- CHe must add another 3 tens.

**Q7: **

Find the sum that equals 51.

- A
- B
- C

**Q8: **

A teacher described a number on the board. Which group got the number correct?

- AGroup 2
- BGroup 1

**Q10: **

How many ones are there?

**Q11: **

Look at Liam’s abacus, Pick the number that he made.

- A7 tens and 2 units
- B9 tens and 5 units
- C9 tens and 7 units
- D5 tens and 9 units
- E7 tens and 9 units

**Q12: **

Write down the number in the figure.

**Q13: **

Benjamin and Hannah are counting the green cubes. They regrouped 10 ones into a group of ten.

Now it is your turn. Look at the pink cubes and answer the questions.

How many groups of ten are there?

How many ones are leftover?

How many cubes are there in total?

**Q14: **

A number has been made from tens and ones.

How many tens are there?

How many ones are there?

What is the number?

**Q15: **

Anthony made a number on the abacus.

How many tens are there?

How many ones are there?

What is the number?

**Q16: **

Benjamin made a number from tens and ones.

Write the number.

**Q17: **

A red candle represents one year and a yellow candle represents 10 years. Olivia puts 4 red candles and 5 yellow candles on her mother’s Birthday cake. How old is her mother?

**Q18: **

Complete the following: .

- Aseven, 20, 7
- Btwo, 20, 7
- Cseven, 10, 7
- Deight, 10, 7

**Q21: **

Think about the number 56.

Choose the missing number of ones to complete the diagram.

- A
- B
- C

Fill in the blank: .

**Q23: **

43 is the whole. James and Charlotte showed two ways to make 43.

Fill in the blank: 43 is tens and 3 ones.

Fill in the blank: .

**Q25: **

The whole number can be broken up into two parts.

What is the whole?

There are 7 ones. How many tens are in the whole?

*Hint*: Model the parts with place value blocks.