Worksheet: Addition within 100 Using Bar Models

In this worksheet, we will practice modeling addition situations of adding to and putting together with bar models or part-part-whole diagrams.

Q1:

There are two buses. One has 46 tourists, and the other has 27 tourists. How many tourists are there in total?

Q2:

Bassem was counting the coins in his money box. He had 34 quarters and 21 dimes. He wants to know how many coins are in his money box.

Which part-part-whole diagram represents this problem?

  • A
  • B

Q3:

On Wednesday, 23 boys and 55 girls went to the library. How many children went to the library on Wednesday?

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