CHRISTMAS CODEBREAKER 2B - Edition 2 - Addition and Subtraction Facts to 20

Oct 22, 2026

Christmas Codebreaker 2B is a holiday-themed math and puzzle sheet that practices addition and subtraction facts up to 20. Learners complete the addition/subtraction tables, then use the coded “codebreaker” grid to decode a Christmas joke. The activity matches letter positions with numbers and corresponding facts, guiding students to find the final punchline based on the calculated results.

LanguageEnglish

CategoryExam

FormatPDF

Pages2

Reading Time5 min

AccessFree to download

Christmas Codebreaker 2B

Addition and Subtraction Facts to 20

Decode the Christmas joke

Name Date CHRISTMAS CODEBREAKER 2B ADDITION AND SUBTRACTION FACTS TO 20 Work out the addition and subtraction facts, then use the codebreaker below to find the answer to the Christmas joke. | H | A | B | W | N | T | H | D | O | E | R | S | L | Y | U | P | C | I | ! | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 5 | 16 | 9 | 4 | 10 | 17 | 15 | 2 | 8 | 19 | 11 | 3 | 20 | 13 | 7 | 1 | 14 | 6 | 12 | Why are Christmas trees no good at sewing? | Letter | B | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Number | 9 | | | | | | | | | Fact | 18-7 | 6+13 | 9+5 | 4+12 | 15-8 | 16-13 | 12+7 | | | Letter | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Number | | | | | | | | | | | | | Fact | 6+11 | 6+9 | 9+10 | 8+5 | | 4+12 | 12+8 | 13-9 | 9+7 | 6+7 | 11-8 | | Letter | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Number | | | | | | | | | | | | | Fact | 11-9 | 4+7 | 16-8 | 10-9 | | 4+13 | 3+12 | 14+5 | 12-6 | 20-9 | | | Letter | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Number | | | | | | | | | | Fact | 17-7 | 6+13 | 13+6 | 11-9 | 5+15 | 12+7 | 20-17 | 20-8 | Answer ___________________________________________ Name Date CHRISTMAS CODEBREAKER 2B ANSWERS ADDITION AND SUBTRACTION FACTS TO 20 | H | A | B | W | N | T | H | D | O | E | R | S | L | Y | U | P | C | I | ! | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 5 | 16 | 9 | 4 | 10 | 17 | 15 | 2 | 8 | 19 | 11 | 3 | 20 | 13 | 7 | 1 | 14 | 6 | 12 | Why are Christmas trees no good at sewing? | Letter | B | E | C | A | U | S | E | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Number | 9 | 19 | 14 | 16 | 7 | 3 | 19 | | | Fact | 18-7 | 6+13 | 9+5 | 4+12 | 15-8 | 16-13 | 12+7 | | | Letter | T | H | E | Y | | A | L | W | A | Y | S | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Number | 17 | 15 | 19 | 13 | | 16 | 20 | 4 | 16 | 13 | 3 | | Fact | 6+11 | 6+9 | 9+10 | 8+5 | | 4+12 | 12+8 | 13-9 | 9+7 | 6+7 | 11-8 | | Letter | D | R | O | P | | T | H | E | I | R | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Number | 2 | 11 | 8 | 1 | | 17 | 15 | 19 | 6 | 11 | | | Fact | 11-9 | 4+7 | 16-8 | 10-9 | | 4+13 | 3+12 | 14+5 | 12-6 | 20-9 | | | Letter | N | E | E | D | L | E | S | ! | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Number | 10 | 19 | 19 | 2 | 20 | 19 | 3 | 12 | | Fact | 17-7 | 6+13 | 13+6 | 11-9 | 5+15 | 12+7 | 20-17 | 20-8 | Answer BECAUSE THEY ALWAYS DROP THEIR NEEDLES!

FAQs

What is the goal of the Christmas Codebreaker 2B activity?

Work out the addition and subtraction facts to 20, then use the codebreaker grid to decode the Christmas joke’s answer.

What math operations are included in the worksheet?

It focuses on addition facts and subtraction facts within the range up to 20.

How do the letters, numbers, and facts connect?

Each letter corresponds to a number, and each number is tied to a specific addition or subtraction fact; using these lets you determine the joke’s final answer.

Oct 22, 2026

Uploaded by Emma Wilson