Free Halloween Math Worksheets With Answer Keys
Halloween week is a hard week to teach math. The kids are thinking about costumes and candy, and most free Halloween math worksheets online cover a single grade, hide the answer key behind a signup or turn out to be a three-page preview of a paid pack.
This pack fixes that. It has 16 Halloween math worksheets, from counting pumpkins in kindergarten to modeling a zombie outbreak in high school, and every sheet comes with its own answer key. You can download all of it or only the grade you teach, and you don’t need an email address or an account.
What’s in the Pack
The pack is split into four grade bands with four worksheets each. Every worksheet fits on one page, takes about 15 to 25 minutes and has a matching answer key at the back of the PDF, with the answers filled in red.
| # | Worksheet | Level | Skill |
|---|---|---|---|
| 1 | Count the Pumpkins | K-2 | Counting to 15 |
| 2 | Candy Addition | K-2 | Addition within 20 |
| 3 | Spooky Subtraction | K-2 | Subtraction within 20 |
| 4 | Bat Comparisons | K-2 | Comparing numbers and skip counting |
| 5 | Monster Multiplication | 3-5 | Multiplication facts to 12 × 12 |
| 6 | Trick-or-Treat Division | 3-5 | Division with remainders |
| 7 | Pumpkin Pie Fractions | 3-5 | Fractions of a shape and of a set |
| 8 | Haunted House Riddle | 3-5 | Multi-digit addition and subtraction |
| 9 | Graveyard Integers | 6-8 | Operations with integers |
| 10 | Costume Shop Sale | 6-8 | Percent discounts, tax and percent change |
| 11 | Equation Escape Room | 6-8 | One-step and two-step equations |
| 12 | Mystery Picture Plot | 6-8 | Coordinates in all four quadrants |
| 13 | Haunted House Systems | High school | Systems of linear equations |
| 14 | Pumpkin Launch | High school | Quadratic functions and the quadratic formula |
| 15 | Candy Bag Probability | High school | Probability and expected value |
| 16 | Zombie Outbreak | High school | Exponential growth and decay with logarithms |
I’d print the answer keys separately and keep them on your desk. Students who finish early can check their own work against them, which saves you a queue at the front of the room.
Halloween Math Worksheets for Kindergarten to Grade 2
The K-2 sheets lean on pictures, because counting real things comes before counting numbers on a page. Kids count pumpkins, bats and ghosts, add candy corn, cross out the ghosts that flew away and compare numbers with bats.

- Count the Pumpkins: nine boxes of pumpkins, bats, ghosts and candy corn to count, from 3 to 14.
- Candy Addition: four picture sums, then 16 addition facts within 20.
- Spooky Subtraction: cross out the ghosts that flew away, then 16 subtraction facts within 20.
- Bat Comparisons: 12 pairs to compare with <, > or =, plus counting by 2s, 5s and 10s.
For kindergarten, I’d do Count the Pumpkins and the picture half of the addition sheet together on the board first. The pictures do the counting until the numbers start to mean something on their own. You can download just the K-2 worksheets (PDF).
Halloween Math Worksheets for Grades 3 to 5
Grades 3 to 5 move from facts to word problems. Two of the sheets drill a skill, and the other two turn the answer into something the class wants to find out.

- Monster Multiplication: 40 facts up to 12 × 12, set as a 5-minute challenge.
- Trick-or-Treat Division: eight sharing problems where the leftover candy is the remainder.
- Pumpkin Pie Fractions: name the shaded part of six pies, then find fractions of a group.
- Haunted House Riddle: 13 addition and subtraction problems with 4-digit numbers whose answers spell the punchline to “What room does a ghost always stay out of?”
The remainder is where division usually clicks. A child who has argued over the last piece of candy already understands what “left over” means, and the division sheet gives that feeling a number. Here are the grades 3-5 worksheets on their own (PDF).
Halloween Math Worksheets for Grades 6 to 8
The middle school sheets cover the topics that trip students up before algebra: negative numbers, percents, equations and the coordinate plane.

- Graveyard Integers: 20 integer problems across all four operations, plus graveyard temperatures that drop below zero.
- Costume Shop Sale: sale prices, sales tax, percent increase and the trap of 20% off followed by another 10% off.
- Equation Escape Room: 10 one-step and two-step equations whose solutions spell the answer to “What is a vampire’s favorite fruit?”
- Mystery Picture Plot: 25 points across all four quadrants that draw a Halloween picture when connected, then a quadrant check.
Before students start problem 4 on the percent sheet, ask the class whether 20% off and then 10% off is the same as 30% off. Most will say yes. On a $40 mask, 20% off leaves $32, and 10% off that leaves $28.80, which is 28% off in total. The second discount is taken from a smaller price, so it is worth less.
You can also grab only the grades 6-8 worksheets (PDF).
Halloween Math Worksheets for High School
The high school sheets put a Halloween story around real algebra and statistics, so the theme carries the problem instead of decorating it.

- Haunted House Systems: ticket sales, potion mixing, a ghost ship sailing against a current and two systems to solve directly.
- Pumpkin Launch: three catapult launches modeled by h(t) = −16t² + vt + h₀, with time to the top, maximum height and landing time.
- Candy Bag Probability: single draws, draws with and without replacement and an expected-value spinner.
- Zombie Outbreak: a zombie count that doubles every 3 hours, solved with logarithms, then compared with linear growth and a fading cure.
The best question in the pack is on the zombie sheet. A town that gains 40 zombies an hour is ahead of the doubling town at 12 hours, 485 to 80, and far behind it at 24 hours, 1,280 to 965. Students watch exponential growth lose and then win, which is the whole lesson in one comparison.
If your students need a refresher first, my study notes on the quadratic formula and exponential functions go with the launch and zombie sheets. Download the high school worksheets (PDF) here.
How to Use Them in Class
A themed worksheet works best when the theme does a job. These are the ways I’d put the pack to work:
- Keep the riddle and picture sheets for early finishers. Students keep going because they want the punchline.
- Time the multiplication sheet once in October and again in November with the same facts. The improvement is easier to see than a grade.
- Let students check their answers with the key and fix their mistakes in a different color. The corrections tell you more than the score.
- Print in black and white if you need to. The sheets stay readable in grayscale, so copies cost less.
- For Google Classroom or tablets, upload the PDF as an assignment and let students mark it up in a PDF app.
More Halloween Math Activities and Games
Worksheets are one part of the week. These Halloween math games and activities need only things you can find in October:
- Pumpkin estimation: students estimate a pumpkin’s circumference with string, then its weight and its number of seeds, and compare each guess with the real count.
- Candy jar estimate: fill a jar with wrapped candy and have each student explain how they estimated, not only what they guessed.
- Haunted house floor plan: students draw a haunted house on grid paper and find the area and perimeter of every room.
- Probability with a candy bag: draw from a bag 30 times with replacement, tally the results and compare them with the theoretical probability.
- Spooky number bingo: call out problems instead of numbers, and students mark the answer on their card. It works for addition facts in grade 1 and integer operations in grade 7.
- Costume budget: give students $40 and a costume shop price list with discounts, and ask them to build the best costume they can afford.
Halloween Math Jokes for the Board
A joke on the board at the start of class costs 10 seconds and buys you a minute of attention. Three classics to start with:
- Which monster is the best at math? Count Dracula.
- What do you get when you divide the circumference of a jack-o’-lantern by its diameter? Pumpkin pi.
- Why did the math book look so scared on Halloween? It had too many problems.
Two more are hidden in the riddle sheets, and the answer keys have the punchlines.
Free Math Practice After Halloween
If the worksheets show a gap, these help close it:
- My free study notes have worked examples and practice questions for topics from algebra to calculus, each with a printable PDF.
- A Trip to Mathematics is my free book for students who want to see where the rules come from, starting from logic and set theory and working up through algebra and analysis.
- IXL has adaptive math practice for every grade from pre-K to 12th grade, which helps when a child needs far more practice on one skill than a worksheet gives. It is a paid subscription.
For more options, I keep separate lists of the best math help websites and the best math apps.
FAQs on Halloween Math Worksheets
Are these Halloween math worksheets free?
Yes. All 16 worksheets and their answer keys are free to download and print, and you don’t need an email address or an account.
Do the worksheets come with answer keys?
Yes. Every worksheet has a matching answer key with the answers filled in red. The keys are at the back of each PDF.
What grades are the worksheets for?
There are four worksheets each for kindergarten to grade 2, grades 3 to 5, grades 6 to 8 and high school, covering counting and addition up to quadratics, probability and exponential growth.
Can I share the worksheets with my class or school?
Yes. Print and share them with your students, homeschool group or colleagues. Please link to this page instead of reselling or reposting the files.
Will the worksheets print on A4 paper?
Yes. The PDFs are US Letter size, so choose “Fit to page” in your print settings and each worksheet stays on one A4 page.
How long does each worksheet take?
Most take 15 to 25 minutes. The multiplication sheet is set as a 5-minute challenge, and the riddle and picture sheets take a little longer.
Final Remarks
Print the sheets for your grade, keep the answer keys on your desk and save the riddle for the last ten minutes of the period. Happy Halloween.
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