Math Crackers
🔎 Jimothy The RacoonGrade 4Reading: grades 3-4MultiplicationSubtractionMulti-step word problemsWord problemsMissing addends

The Great Trash Can Mystery

Someone raided the campground supply shed and stole all the golden acorn trophies! Detective Jimothy the Raccoon is on the case to track down the sneaky thief.

Suspects

Possible suspects

Cross off a row as each clue rules it out. On screen, tap a row.

21 of 21 still in play
NameDistraction GadgetEscape VehicleGrip StyleTail PatternScent Weakness
Milo MoleFlashlight CannonPogo StickRight PawedRinged TailSmelly Cheese
Victor VoleStink Bomb LauncherTrash Can Go KartRight PawedRinged TailPeanut Butter
Jimothy RaccoonStink Bomb LauncherPogo StickLeft PawedSpotted TailFresh Mint
Rory RabbitLaser PointerGetaway UnicycleRight PawedStriped TailSmelly Cheese
Fiona SkunkGlitter BlasterGetaway UnicycleLeft PawedRinged TailPeanut Butter
Gideon GopherGlitter BlasterCardboard GliderLeft PawedRinged TailSmelly Cheese
Tess TimberwolfGlitter BlasterPogo StickRight PawedSpotted TailFresh Mint
Quincy QuailNoise MakerTrash Can Go KartLeft PawedRinged TailFresh Mint
Barnaby BearFlashlight CannonCardboard GliderRight PawedRinged TailPeanut Butter
Willa WoodchuckGlitter BlasterTurbo SkateboardRight PawedStriped TailFresh Mint
Roscoe RaccoonStink Bomb LauncherGetaway UnicycleRight PawedRinged TailFresh Mint
Penny PorcupineNoise MakerPogo StickLeft PawedSpotted TailSmelly Cheese
Jasper OtterFlashlight CannonPogo StickRight PawedRinged TailPeanut Butter
Uma WeaselNoise MakerTurbo SkateboardLeft PawedRinged TailPeanut Butter
Nora NutriaStink Bomb LauncherPogo StickLeft PawedRinged TailFresh Mint
Sammy SquirrelStink Bomb LauncherTrash Can Go KartLeft PawedSpotted TailPeanut Butter
Piper PossumGlitter BlasterGetaway UnicycleRight PawedSpotted TailPeanut Butter
Hattie HareNoise MakerTrash Can Go KartLeft PawedStriped TailPeanut Butter
Daisy DeerLaser PointerGetaway UnicycleRight PawedRinged TailPeanut Butter
Ziggy BeaverNoise MakerGetaway UnicycleRight PawedSpotted TailPeanut Butter
Sly FoxFlashlight CannonGetaway UnicycleRight PawedRinged TailPeanut Butter
Clue 1

Multiplication facts (1-12)

Jimothy counts rows of overturned trash cans in the camp kitchen to find a hidden clue.

Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.

T
84
100
9
T
84
100
90
9
108
10
90
10
44
96
T
84
144
110
9
64
T
84
80
64
110
100
14
64
44
27
96
54
64
80
T
84
12 × 7 =T
3 × 3 =E
9 × 6 =K
12 × 9 =F
8 × 12 =O
3 × 9 =G
4 × 11 =N
7 × 2 =C
10 × 11 =S
9 × 10 =I
12 × 12 =U
10 × 10 =H
10 × 8 =R
10 × 1 =D
8 × 8 =A
0/15 letters found
Clue 2

Subtraction

Jimothy compares the missing lantern batteries before and after the heist.

Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.

T
7210
6347
5192
4167
3765
4167
5622
5192
4421
T
7210
8498
5192
1776
T
7210
4481
7480
6500
6347
T
7210
5622
5962
1817
5622
4481
7480
8757
T
7210
4167
6923
8757
T
7210
6347
5192
8498
5962
T
7210
4421
6347
10503 - 3293 =T
9863 - 4671 =E
9529 - 3907 =P
8534 - 4053 =R
5558 - 1793 =U
8870 - 2370 =G
4341 - 174 =S
6271 - 4454 =W
5064 - 643 =C
13613 - 4856 =N
6196 - 234 =A
2480 - 704 =F
6605 - 258 =H
11002 - 4079 =O
11271 - 3791 =I
11541 - 3043 =L
0/16 letters found
Clue 3

Multi-step word problems

Jimothy tracks stolen snack bags across three campsites to deduce where the thief stopped.

Solve each problem to learn its letter, then write the letters in the boxes to fill in the missing word.

Someonescaredthevillainoffwith
P
31
52
11
40
77
15
6
77
15
15
52
R
 
.
Jimothy collected 39 marshmallows in the morning and 23 marshmallows in the afternoon, then split them equally among 2 Raccoon Rangers. How many marshmallows did each get?P
Jimothy collected 16 juice boxes in the morning and 28 juice boxes in the afternoon, then split them equally among 4 Raccoon Rangers. How many juice boxes did each get?A
There were 311 camp whistles in all. 3 camp whistles were set aside. The rest were shared equally among 4 Raccoon Rangers. How many camp whistles did each get?U
Jimothy earned 2 marshmallows in each of 2 rounds, plus 17 bonus marshmallows. Then 15 marshmallows were lost. How many marshmallows are left?B
There were 109 juice boxes in all. 1 Raccoon Rangers used 34 juice boxes each. The other 5 Raccoon Rangers shared the rest equally. How many juice boxes did each of the other Raccoon Rangers get?T
Jimothy filled 3 boxes with 9 juice boxes each, then found 13 more juice boxes. How many juice boxes are there in all?N
Jimothy collected 27 marshmallows in the morning and 285 marshmallows in the afternoon, then split them equally among 6 Raccoon Rangers. How many marshmallows did each get?E
0/7 letters found
Clue 4

Word problems

Jimothy figures out how many footprints lead toward the pine forest.

Solve each problem to learn its letter, then write the letters in the boxes to fill in the missing word.

Astrandof
R
44
30
50
63
77
14
65
A
 
30
L
 
hairturnedupatthescene.
There were 60 juice boxes. 16 were used up. How many juice boxes are left?R
Jimothy lined up 2 rows of 7 camp whistles. How many camp whistles in all?D
Jimothy lined up 10 rows of 5 acorns. How many acorns in all?N
Jimothy found 19 marshmallows yesterday and 46 more today. How many marshmallows in all?T
Jimothy found 51 camp whistles yesterday and 12 more today. How many camp whistles in all?G
Jimothy lined up 3 rows of 10 juice boxes. How many juice boxes in all?I
Jimothy lined up 11 rows of 7 juice boxes. How many juice boxes in all?E
0/7 letters found
Clue 5

Missing addends — the last clue

Jimothy calculates how many shiny bottle caps are needed to complete the map.

First solve each problem. Then find each answer in the list below and cross that sentence out. One sentence will be left — that's exactly what the villain did!

Step 1 — solve these
35 + ___ = 43
35 + ___ = 42
39 + ___ = 49
37 + ___ = 41
26 + ___ = 28
9 + ___ = 18
39 + ___ = 40
16 + ___ = 21
18 + ___ = 29
38 + ___ = 41
4 + ___ = 16
Step 2 — cross out the sentence with each answer
1.The villain fired a glitter blaster, then escaped in a trash can go kart.
2.The villain shined a bright laser pointer, then sped off on a turbo skateboard.
3.The villain distracted guards with a flashlight cannon, then sped off on a turbo skateboard.
4.The villain dropped a stink bomb launcher, then sped off on a turbo skateboard.
5.The villain distracted guards with a flashlight cannon, then escaped in a trash can go kart.
6.The villain shined a bright laser pointer, then zoomed away on a getaway unicycle.
7.The villain distracted guards with a flashlight cannon, then soared off in a cardboard glider.
8.The villain distracted guards with a flashlight cannon, then zoomed away on a getaway unicycle.
9.The villain set off a loud noise maker, then zoomed away on a getaway unicycle.
10.The villain distracted guards with a flashlight cannon, then bounced away on a pogo stick.
11.The villain set off a loud noise maker, then bounced away on a pogo stick.
12.The villain fired a glitter blaster, then zoomed away on a getaway unicycle.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 4 math
Math topics
Multiplication, Subtraction, Multi-step word problems, Word problems, Missing addends
Reading level
grades 3-4
Theme
The Great Trash Can Mystery — set in Acorn Valley Campground
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

More free printable math cases

4th grade worksheetsSubtraction worksheetsMultiplication worksheetsMissing addends worksheetsAll worksheets →
The Great Beacon Heist
Grade 4
The Whisker Haven Golden Fish Caper
Grade 4
The Great Ridge Mystery
Grade 4
The Mystery of Misty Mountain Trail
Grade 4