Worksheet: Adding Two-Digit Numbers on Number Lines

In this worksheet, we will practice using a number line to add two-digit numbers to two-digit numbers by making jumps of ten and one.

Q1:

Look at the example:

Use a number line to find these sums.

Fill in the blank: 27+54=.

Fill in the blank: 47+32=.

Q2:

Look at how Liam added 32 to 27 by adding 3 tens and then 2 ones.

Use number lines to find the answers to these sums.

Q3:

Isabella is adding using a number line.

Pick the sum she is working on.

  • A28+34
  • B28+43

Find the answer.

Q4:

Use the given number line to solve 25+32 by jumping tens and ones.

Q5:

Look at the number line.

Noah started at 0, moved forward 32, and then moved forward 5. 325=

Write the calculation that he did.

  • A325=37
  • B325=27
  • C32+5=37

Use the number line to find the sum. 27+11=

Q6:

Benjamin and James tried to solve 33+17 using the number line. Who had the right answer and used the number line correctly?

  • ABenjamin
  • BJames
  • CBoth of them

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