Math MysteriesMake a mystery

Hogwarts Math Adventures

A free, printable Grade 2 multi-step word problem worksheet themed around Harry Potter. Each problem takes two or three steps to solve. Work them on screen or print the PDF — a teacher/parent answer key is included.

  1. MAGICAL TREATS

    Harry has 15 jelly beans. Ron eats 4 of them. Then, Hermione gives Harry 8 more beans. How many beans does Harry have now?

    Answer:

  2. CARE OF MAGICAL CREATURE

    Hagrid has 2 tens and 5 ones of dragon treats. He gives 10 treats to Norbert the baby dragon. Then he finds 6 more treats. How many treats does Hagrid have now?

    Answer:

  3. HOUSE POINTS

    Gryffindor has 30 points. Harry earns 20 more points in class. Then, Snape takes away 10 points. How many points does Gryffindor have now?

    Answer:

  4. HOGWARTS LIBRARY

    Hermione has 18 big books. She reads and returns 5 books on Monday. She returns 3 more books on Tuesday. How many books does she have left?

    Answer:

  5. DIAGON ALLEY SHOPPING

    Fred has a box with 3 tens and 2 ones of joke toys. He sells 7 toys to Ginny. He sells 5 toys to Ron. How many toys are left in the box?

    Answer:

  6. THE OWLERY

    There are 14 owls asleep in the tower. 8 more owls fly in to sleep. Then, 5 owls fly out to send letters. How many owls are left in the tower?

    Answer:

Show answer key (for grown-ups)
1.Harry has 15 jelly beans. Ron eats 4 of them. Then, Hermione gives Harry 8 more beans. How many beans does Harry have now?19
2.Hagrid has 2 tens and 5 ones of dragon treats. He gives 10 treats to Norbert the baby dragon. Then he finds 6 more treats. How many treats does Hagrid have now?21
3.Gryffindor has 30 points. Harry earns 20 more points in class. Then, Snape takes away 10 points. How many points does Gryffindor have now?40
4.Hermione has 18 big books. She reads and returns 5 books on Monday. She returns 3 more books on Tuesday. How many books does she have left?10
5.Fred has a box with 3 tens and 2 ones of joke toys. He sells 7 toys to Ginny. He sells 5 toys to Ron. How many toys are left in the box?20
6.There are 14 owls asleep in the tower. 8 more owls fly in to sleep. Then, 5 owls fly out to send letters. How many owls are left in the tower?17

About Math Mysteries

Math Mysteries makes free, printable math for kids ages 6–12 — personalized to what your child is into. Beyond practice sheets like this one, you can generate a full math mystery whodunit (solve the math to catch the culprit), or browse free printable worksheets by grade, skill, and theme. Every puzzle is verified to have one correct answer.

Keep exploring

Free Printable Math Mystery Worksheets (Grades 1–5)
Hundreds of free, printable math mystery worksheets — pick a grade, print the case, and your kid solves math to catch the culprit.
Math Mystery Games for a Kid Who Hates Worksheets
An honest guide to detective-style math for kids who groan at drills — what actually works, and when a mystery beats a game.
Detective Math: Story-Driven Practice for Ages 6–12
How whodunit math turns arithmetic into deduction — the method, the research-backed why, and how to start today for free.