Worksheet: Adding Numbers up to 20 on a Number Line
In this worksheet, we will practice adding within 20 by jumping forward in ones on a number line.
Q3:
I start at a number and count forward. Does this represent adding or subtracting?
- Aadding
- Bsubtracting
Q7:
On this number line, Sophia started at 4 and counted forward three.
Which of the following describes what Sophia did?
- AShe added four.
- BShe added three.
- CShe added seven.
- DShe took away three.
- EShe took away seven.
Q8:
Find the number sentence that matches this number line.
- A3 + 4 = 8
- B8 − 4 = 4
- C3 + 5 = 8
- D8 − 5 = 3
- E3 + 3 = 8
Q9:
Fill in the missing number.
Use the number line if you need to.
Q10:
Fill in the missing number.
Use the number line if you need to.
Q12:
To find the sum of , we can use a number line.
- Start at 11
- Count on 6
- Land on 17
So, we now know that .
Use a number line to find the sum of .
Q13:
Count on to add.
Mia started this calculation on a number line. Finish the calculation to find the total.
Q15:
Consider the following figure.
What sum does this diagram represent?
- A
- B
- C
- D
- E
What is the distance between the first addend (2) and the sum?
- A
- B
- C
- D
Q16:
We can add numbers on number lines by thinking about length.
Anthony took a bar of length 13 and added a bar of length 6. Read how he showed this on the number line.
Write an addition equation to show what he did.
- A
- B
- C
Q17:
What is 7 plus 4?
Q18:
Write the addition equation.
- A
- B
- C