Lesson Worksheet: Subtracting Ones from Teen Numbers: Number Line Mathematics • 2nd Grade
In this worksheet, we will practice modeling subtraction of a one-digit number from a teen number on a number line by making a jump to ten and then a jump to the result.
Q1:
What is 13 minus 4?
Hint: Finish the calculation on the number line. How many more do you have to take away?
Q2:
What is 15 take away 7?
Hint: Use a number line and subtract to make 10 first.
Q3:
Look at how David used a number line to find 15 take away 8.
First, he took away 5 to make 10.
How much was left to take away?
What is 15 take away 8?
Q4:
Help Amelia answer a subtraction problem. She wants to find 13 take away 7.
First, she took away 3 to make 10. How much is left to take away?
What is 13 take away 7?
Q5:
Use the number line to calculate .
Hint: Subtract to make 10 first.
Q6:
Look at the calculation on the number line.
First, we took away 6 to make 10. Then, we took away 3.
How much did we take away altogether?
What is 16 minus 9?
Q7:
Use the number line to subtract.
Hint: Subtract to make 10 first.
Q8:
Using the given number line, find .
Q9:
Using the given model and number line, find .
Q10:
Using the given number line, complete the following statements to find .
First, we subtract from 12 to get 10.
Then, we subtract to get the result.
So, .
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