Lesson Worksheet: Subtracting Ones from Teen Numbers: Subtracting From Ten Mathematics • 1st Grade

In this worksheet, we will practice subtracting a one-digit number from a teen number by subtracting from ten.


Which addition expression is equal to 149?

  • A14
  • B9+5
  • C914
  • D14+9
  • E1+4


Think about taking away 9 from different numbers.

For example, the pictures show that 10 take away 9 is 1 and 11 take away 9 is 1+1.

Look at these number sentences. Which one is WRONG?

  • A199=1+10
  • B179=1+7
  • C159=1+5


Let us try to find 13 take away 9.

We can draw 13 dots as one group of 10 dots and one group of 3 dots.

Now take away 9 from the group of ten dots.

We are left with 1+3 dots which is 4 dots.

So 139=4.

Now you have a go. What is 129?


James is baking cupcakes. He has 10 cupcakes cooling on the table, and 7 cupcakes in the oven. He puts icing on 9 of the cupcakes on the table. If all the cupcakes need to be iced by the end of the day, how many more cupcakes does he need to ice?


Hannah was asked to solve 149.

She wrote

Is her solution correct?

  • AYes
  • BNo


Noah tried to solve 169 by using the facts about making 10, but he got the answer wrong.

His teacher circled the mistake in his answer. Help him by finding 169.


Find 1610.


Fill in the blank: 107=.

Fill in the blank: 157=.


Subtract 8 from 13.

Hint: How can subtracting from 10 help you?


What is 148?

Hint: Subtract from 10.

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