🐱 Cat meemsGrade 4Reading: grades 3-4RoundingAdditionSubtractionMultiplicationDivision

The Mystery of the Missing Golden Tuna

Someone snuck into Meme Central Cafe and swiped the famous Golden Tuna Trophy! Use your math skills and deductive clues to find out which naughty cat did it.

Suspects

Possible suspects

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

21 of 21 still in play

Name	Zoomie Style	Snack Habit	Favored Paw	Fur Pattern	Secret Weakness
Maru	Keyboard Stomp	Piano Jam	Right Pawed	Tuxedo Coat	Spray Bottle
Ceiling Cat	Box Fitting	Ceiling Glide	Right Pawed	Calico Patches	Catnip Spray
Beluga	Zoomies Rush	Piano Jam	Right Pawed	Orange Fur	Spray Bottle
Mister Whiskers	Laser Stare	Piano Jam	Left Pawed	Orange Fur	Spray Bottle
Smudge	Zoomies Rush	Ceiling Glide	Right Pawed	Calico Patches	Catnip Spray
Socks	Keyboard Stomp	Popcorn Munch	Right Pawed	Calico Patches	Squeaky Mouse
Mittens	Keyboard Stomp	Ceiling Glide	Right Pawed	Orange Fur	Catnip Spray
Grumpy Cat	Zoomies Rush	Cheezburger Bite	Left Pawed	Orange Fur	Catnip Spray
Garfield	Keyboard Stomp	Ceiling Glide	Left Pawed	Tuxedo Coat	Squeaky Mouse
Popcat	Laser Stare	Piano Jam	Right Pawed	Calico Patches	Catnip Spray
Pickles	Box Fitting	Ceiling Glide	Right Pawed	Calico Patches	Squeaky Mouse
Bongo Cat	Zoomies Rush	Cheezburger Bite	Left Pawed	Tuxedo Coat	Spray Bottle
Sylvester	Keyboard Stomp	Cheezburger Bite	Left Pawed	Calico Patches	Spray Bottle
Keyboard Cat	Loud Yowl	Piano Jam	Right Pawed	Calico Patches	Squeaky Mouse
Captain Paw	Laser Stare	Banana Shock	Right Pawed	Calico Patches	Catnip Spray
Tom Cat	Loud Yowl	Ceiling Glide	Left Pawed	Tuxedo Coat	Squeaky Mouse
Longcat	Keyboard Stomp	Ceiling Glide	Left Pawed	Calico Patches	Catnip Spray
Professor Fluff	Laser Stare	Popcorn Munch	Left Pawed	Calico Patches	Squeaky Mouse
Duchess	Zoomies Rush	Piano Jam	Left Pawed	Orange Fur	Spray Bottle
Lil Bub	Zoomies Rush	Ceiling Glide	Right Pawed	Calico Patches	Squeaky Mouse
Sir Pounce	Keyboard Stomp	Cheezburger Bite	Right Pawed	Calico Patches	Catnip Spray

Clue 1

Rounding

The digital meme counter only gives rounded estimates of total views.

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

700

170

1300

3000

290

7000

1100

290

200

290

200

2900

700

4300

2300

1300

3700

170

1300

900

4300

230

430

1300

230

290

700

1300

Round 727 to the nearest hundredT

Round 2,258 to the nearest hundredS

Round 20 to the nearest tenN

Round 4,313 to the nearest hundredU

Round 1,119 to the nearest hundredA

Round 168 to the nearest tenH

Round 876 to the nearest hundredZ

Round 426 to the nearest tenG

Round 219 to the nearest hundredD

Round 3,742 to the nearest hundredC

Round 6,850 to the nearest thousandL

Round 291 to the nearest tenI

Round 72 to the nearest tenB

Round 3,360 to the nearest thousandV

Round 1,271 to the nearest hundredE

Round 231 to the nearest tenR

Round 2,922 to the nearest hundredO

0/17 letters found

Clue 2

Addition

We gathered all the cat treat bags from every room to see the total.

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

8732

8818

3132

5347

3059

4660

8748

3059

7069

9329

3429

3059

7295

3132

4333

3429

3059

8732

8818

8748

7218

3059

9611

8818

8732

7295

8748

3429

3006 + 5726 =T

4063 + 5266 =S

3009 + 1651 =L

4245 + 2824 =N

1825 + 3522 =V

2989 + 5759 =A

1386 + 1746 =E

2477 + 4741 =R

919 + 2140 =I

5224 + 4387 =G

1357 + 2976 =D

3975 + 3320 =P

3673 + 5145 =H

1884 + 1545 =W

0/14 letters found

Clue 3

Subtraction

Comparing the remaining catnip toys to the missing ones gave us a new 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.

1682

2603

6405

3506

6444

6405

7435

6785

7707

4644

7435

1682

5911

7584

6405

3506

5911

5508

1474

4177

4644

7435

1682

6444

4579

6075

3506

6075

5508

7435

7707

5379 - 3697 =T

6139 - 631 =R

12500 - 4793 =Y

7246 - 1335 =F

6644 - 2000 =C

10361 - 3956 =E

4504 - 3030 =O

6919 - 2742 =M

6559 - 484 =P

8169 - 1725 =N

4733 - 154 =I

11681 - 4896 =K

4764 - 2161 =H

11940 - 4505 =A

7297 - 3791 =S

11929 - 4345 =L

0/16 letters found

Clue 4

Multiplication facts (1-12)

Each shelf has identical rows of canned food to count up.

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

132

144

120

12 × 11 =C

4 × 9 =B

12 × 7 =D

10 × 12 =N

11 × 8 =P

7 × 6 =E

12 × 12 =W

9 × 11 =S

5 × 1 =H

5 × 11 =O

10 × 3 =I

2 × 10 =U

7 × 1 =L

9 × 9 =F

4 × 11 =R

7 × 4 =T

11 × 2 =A

0/17 letters found

Clue 5

Division facts (1-12) — the last clue

Sharing the fish biscuits equally among the cat shelters revealed the final code.

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

11 ÷ 1 = ?

40 ÷ 10 = ?

72 ÷ 12 = ?

50 ÷ 10 = ?

8 ÷ 8 = ?

4 ÷ 2 = ?

32 ÷ 4 = ?

108 ÷ 12 = ?

90 ÷ 9 = ?

132 ÷ 11 = ?

49 ÷ 7 = ?

Step 2 — cross out the sentence with each answer

1.The villain ran around with wild zoomies, then nibbling a cheezburger.

2.The villain stared intensely at the laser, then gliding across the ceiling.

3.The villain stared intensely at the laser, then gasping at a banana.

4.The villain stared intensely at the laser, then playing a tune on the piano.

5.The villain squeezed into a tiny box, then playing a tune on the piano.

6.The villain squeezed into a tiny box, then gliding across the ceiling.

7.The villain stared intensely at the laser, then nibbling a cheezburger.

8.The villain squeezed into a tiny box, then nibbling a cheezburger.

9.The villain ran around with wild zoomies, then gasping at a banana.

10.The villain stepped on the warm keyboard, then playing a tune on the piano.

11.The villain ran around with wild zoomies, then gliding across the ceiling.

12.The villain squeezed into a tiny box, then gasping at a banana.

Solve it

Name the culprit

Choose the one suspect left standing.

Answer Key — The Mystery of the Missing Golden Tuna

Culprit: Captain Paw (Laser Stare · Banana Shock · Right Pawed · Calico Patches · Catnip Spray)

Clue 1 (Rounding): "THE VILLAIN DID NOT USE CHEEZBURGER BITE"
Round 727 to the nearest hundred = 700 (T) · Round 2,258 to the nearest hundred = 2300 (S) · Round 20 to the nearest ten = 20 (N) · Round 4,313 to the nearest hundred = 4300 (U) · Round 1,119 to the nearest hundred = 1100 (A) · Round 168 to the nearest ten = 170 (H) · Round 876 to the nearest hundred = 900 (Z) · Round 426 to the nearest ten = 430 (G) · Round 219 to the nearest hundred = 200 (D) · Round 3,742 to the nearest hundred = 3700 (C) · Round 6,850 to the nearest thousand = 7000 (L) · Round 291 to the nearest ten = 290 (I) · Round 72 to the nearest ten = 70 (B) · Round 3,360 to the nearest thousand = 3000 (V) · Round 1,271 to the nearest hundred = 1300 (E) · Round 231 to the nearest ten = 230 (R) · Round 2,922 to the nearest hundred = 2900 (O)
Clue 2 (Addition): "THE VILLAIN SWIPED WITH A RIGHT PAW"
3006 + 5726 = 8732 (T) · 4063 + 5266 = 9329 (S) · 3009 + 1651 = 4660 (L) · 4245 + 2824 = 7069 (N) · 1825 + 3522 = 5347 (V) · 2989 + 5759 = 8748 (A) · 1386 + 1746 = 3132 (E) · 2477 + 4741 = 7218 (R) · 919 + 2140 = 3059 (I) · 5224 + 4387 = 9611 (G) · 1357 + 2976 = 4333 (D) · 3975 + 3320 = 7295 (P) · 3673 + 5145 = 8818 (H) · 1884 + 1545 = 3429 (W)
Clue 3 (Subtraction): "THE SNEAKY CAT FLEES FROM CATNIP SPRAY"
5379 - 3697 = 1682 (T) · 6139 - 631 = 5508 (R) · 12500 - 4793 = 7707 (Y) · 7246 - 1335 = 5911 (F) · 6644 - 2000 = 4644 (C) · 10361 - 3956 = 6405 (E) · 4504 - 3030 = 1474 (O) · 6919 - 2742 = 4177 (M) · 6559 - 484 = 6075 (P) · 8169 - 1725 = 6444 (N) · 4733 - 154 = 4579 (I) · 11681 - 4896 = 6785 (K) · 4764 - 2161 = 2603 (H) · 11940 - 4505 = 7435 (A) · 7297 - 3791 = 3506 (S) · 11929 - 4345 = 7584 (L)
Clue 4 (Multiplication facts (1-12)): "CALICO PATCHES OF FUR WERE LEFT BEHIND"
12 × 11 = 132 (C) · 4 × 9 = 36 (B) · 12 × 7 = 84 (D) · 10 × 12 = 120 (N) · 11 × 8 = 88 (P) · 7 × 6 = 42 (E) · 12 × 12 = 144 (W) · 9 × 11 = 99 (S) · 5 × 1 = 5 (H) · 5 × 11 = 55 (O) · 10 × 3 = 30 (I) · 2 × 10 = 20 (U) · 7 × 1 = 7 (L) · 9 × 9 = 81 (F) · 4 × 11 = 44 (R) · 7 × 4 = 28 (T) · 11 × 2 = 22 (A)
Clue 5 (Division facts (1-12)): surviving statement (box 3) → Captain Paw
11 ÷ 1 = 11 · 40 ÷ 10 = 4 · 72 ÷ 12 = 6 · 50 ÷ 10 = 5 · 8 ÷ 8 = 1 · 4 ÷ 2 = 2 · 32 ÷ 4 = 8 · 108 ÷ 12 = 9 · 90 ÷ 9 = 10 · 132 ÷ 11 = 12 · 49 ÷ 7 = 7

About this mystery

Grade level: Grade 4 math
Math topics: Rounding, Addition, Subtraction, Multiplication, Division
Reading level: grades 3-4
Theme: The Mystery of the Missing Golden Tuna — set in Meme Central Cafe
Format: Interactive online & printable worksheet with answer key
Solution: One unique, verified culprit among 21 suspects

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