🐱 CatsGrade 4Reading: grades 3-4AdditionWord problemsRoundingSubtractionDivision

The Case of the Missing Golden Yarn

The legendary Golden Yarn Ball has been swiped from the Grand Meow Museum! A sneaky cat has left paw prints all over the scene. We must help the Golden Yarn Keeper find the 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

Name	Super Skill	Secret Gadget	Dominant Paw	Fur Pattern	Distraction
Garfield	Quick Dash	Laser Pointer	Right Pawed	Tabby Stripes	Warm Sunbeam
Toulouse	Quick Dash	Laser Pointer	Right Pawed	Tabby Stripes	Crinkly Paper
Felix	Super Purr	Squeaky Mouse	Left Pawed	Solid Orange	Crinkly Paper
Snowball	Silent Prowl	Squeaky Mouse	Right Pawed	Tabby Stripes	Warm Sunbeam
Sylvester	Super Purr	Feather Wand	Right Pawed	Solid Orange	Can Opener Sound
Salem	Wall Climb	Squeaky Mouse	Left Pawed	Solid Orange	Warm Sunbeam
Nala	High Jump	Fish Treat Launcher	Right Pawed	Calico Patches	Warm Sunbeam
Berlioz	High Jump	Laser Pointer	Left Pawed	Tabby Stripes	Warm Sunbeam
Simba	High Jump	Fish Treat Launcher	Right Pawed	Tabby Stripes	Crinkly Paper
Morris	High Jump	Catnip Bomb	Right Pawed	Tabby Stripes	Crinkly Paper
Marie	Super Purr	Feather Wand	Right Pawed	Tabby Stripes	Warm Sunbeam
Boots	Wall Climb	Feather Wand	Right Pawed	Calico Patches	Warm Sunbeam
Duchess	Quick Dash	Catnip Bomb	Left Pawed	Solid Orange	Crinkly Paper
Socks	Quick Dash	Fish Treat Launcher	Left Pawed	Tabby Stripes	Warm Sunbeam
Whiskers	Quick Dash	Fish Treat Launcher	Right Pawed	Calico Patches	Warm Sunbeam
Heathcliff	High Jump	Laser Pointer	Left Pawed	Tabby Stripes	Crinkly Paper
Figaro	Silent Prowl	Catnip Bomb	Right Pawed	Tabby Stripes	Warm Sunbeam
Mittens	Wall Climb	Squeaky Mouse	Left Pawed	Tabby Stripes	Can Opener Sound
Tom	Wall Climb	Fish Treat Launcher	Right Pawed	Tabby Stripes	Warm Sunbeam
Chloe	Silent Prowl	Squeaky Mouse	Left Pawed	Solid Orange	Can Opener Sound
Grumpy Cat	Silent Prowl	Squeaky Mouse	Left Pawed	Tabby Stripes	Can Opener Sound

Clue 1

Addition

The museum guards are counting the missing fish treats to find a clue. Let us add up their tallies.

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

6429

8927

9669

6429

8927

3879

9669

4936

8765

6666

9669

4689

3999

6666

6429

3123

3984

6284

3945

3984

4936

9669

3984

6429

8927

9669

6284

6848

3984

3999

8765

2656 + 3773 =T

3129 + 3155 =R

4168 + 4597 =D

2453 + 1546 =N

3442 + 1494 =F

2091 + 1893 =A

4469 + 2379 =W

1939 + 2750 =S

2538 + 1341 =I

2687 + 1258 =Y

1872 + 1251 =C

5769 + 3158 =H

3548 + 3118 =O

3779 + 5890 =E

0/14 letters found

Clue 2

Word problems

The clever cat detective needs to solve a tricky word puzzle left behind near the empty pedestal.

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

Awitnesssawthevillainwas

Captain Whiskers found 9 milk bowls yesterday and 29 more today. How many milk bowls in all?R

Captain Whiskers found 26 milk bowls yesterday and 47 more today. How many milk bowls in all?G

There were 88 fish treats. 25 were used up. How many fish treats are left?I

Captain Whiskers lined up 5 rows of 11 yarn balls. How many yarn balls in all?A

Captain Whiskers found 22 milk bowls yesterday and 36 more today. How many milk bowls in all?P

Captain Whiskers lined up 10 rows of 5 fish treats. How many fish treats in all?H

Captain Whiskers found 9 fish treats yesterday and 70 more today. How many fish treats in all?T

0/7 letters found

Clue 3

Rounding

The security radar has scanned the getaway route, but the distance readings are all rounded to the nearest ten.

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

5000

2900

1100

700

300

5000

500

290

5000

430

1100

430

200

430

1100

170

110

2900

3700

430

4300

5000

1100

110

Round 91 to the nearest tenW

Round 1,068 to the nearest hundredA

Round 112 to the nearest tenM

Round 272 to the nearest hundredH

Round 734 to the nearest hundredT

Round 166 to the nearest tenR

Round 4,638 to the nearest thousandE

Round 434 to the nearest tenN

Round 289 to the nearest tenO

Round 4,269 to the nearest hundredB

Round 500 to the nearest hundredF

Round 68 to the nearest tenI

Round 220 to the nearest hundredG

Round 16 to the nearest tenP

Round 3,715 to the nearest hundredU

Round 2,907 to the nearest hundredS

0/16 letters found

Clue 4

Subtraction

We are checking the remaining inventory. Subtract the leftover yarn balls from the total to see what is missing.

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

3381

5982

3915

6174

5049

8002

5982

8224

8002

7946

6840

7618

3915

8002

8515

3274

6174

5982

3915

5049

5703

8002

8356

5982

1922

7946

6279

5982

8515

7946

6191 - 2810 =W

8459 - 4544 =S

3404 - 1482 =C

7657 - 817 =B

5162 - 1888 =I

12132 - 3776 =H

9659 - 3380 =M

7435 - 2386 =O

12551 - 4327 =D

8988 - 3285 =N

7596 - 1422 =P

6413 - 431 =E

12662 - 4147 =R

8760 - 758 =T

12150 - 4532 =Y

8774 - 828 =A

0/16 letters found

Clue 5

Division facts (1-12) — the last clue

The local kittens need to split the leftover milk cartons equally to figure out where the thief went.

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

18 ÷ 6 = ?

70 ÷ 10 = ?

11 ÷ 11 = ?

22 ÷ 2 = ?

32 ÷ 8 = ?

36 ÷ 4 = ?

10 ÷ 1 = ?

36 ÷ 6 = ?

20 ÷ 10 = ?

96 ÷ 8 = ?

40 ÷ 8 = ?

Step 2 — cross out the sentence with each answer

1.The villain sneaks past the sleepy guard dogs, then smokes out the room with a catnip bomb.

2.The villain scales the high glass dome, then smokes out the room with a catnip bomb.

3.The villain sneaks past the sleepy guard dogs, then tosses a squeaky mouse to trick the guard.

4.The villain leaps over the museum lasers, then smokes out the room with a catnip bomb.

5.The villain dashes through the open cat flap, then smokes out the room with a catnip bomb.

6.The villain dashes through the open cat flap, then blasts a path with a fish treat launcher.

7.The villain scales the high glass dome, then blasts a path with a fish treat launcher.

8.The villain dashes through the open cat flap, then distracts the robotic mice with a laser pointer.

9.The villain scales the high glass dome, then tosses a squeaky mouse to trick the guard.

10.The villain leaps over the museum lasers, then blasts a path with a fish treat launcher.

11.The villain leaps over the museum lasers, then distracts the robotic mice with a laser pointer.

12.The villain hypnotizes the guards with a loud purr, then blasts a path with a fish treat launcher.

Solve it

Name the culprit

Choose the one suspect left standing.

Answer Key — The Case of the Missing Golden Yarn

Culprit: Garfield (Quick Dash · Laser Pointer · Right Pawed · Tabby Stripes · Warm Sunbeam)

Clue 1 (Addition): "THE THIEF DOES NOT CARRY A FEATHER WAND"
2656 + 3773 = 6429 (T) · 3129 + 3155 = 6284 (R) · 4168 + 4597 = 8765 (D) · 2453 + 1546 = 3999 (N) · 3442 + 1494 = 4936 (F) · 2091 + 1893 = 3984 (A) · 4469 + 2379 = 6848 (W) · 1939 + 2750 = 4689 (S) · 2538 + 1341 = 3879 (I) · 2687 + 1258 = 3945 (Y) · 1872 + 1251 = 3123 (C) · 5769 + 3158 = 8927 (H) · 3548 + 3118 = 6666 (O) · 3779 + 5890 = 9669 (E)
Clue 2 (Word problems): "RIGHT PAWED"
Captain Whiskers found 9 milk bowls yesterday and 29 more today. How many milk bowls in all? = 38 (R) · Captain Whiskers found 26 milk bowls yesterday and 47 more today. How many milk bowls in all? = 73 (G) · There were 88 fish treats. 25 were used up. How many fish treats are left? = 63 (I) · Captain Whiskers lined up 5 rows of 11 yarn balls. How many yarn balls in all? = 55 (A) · Captain Whiskers found 22 milk bowls yesterday and 36 more today. How many milk bowls in all? = 58 (P) · Captain Whiskers lined up 10 rows of 5 fish treats. How many fish treats in all? = 50 (H) · Captain Whiskers found 9 fish treats yesterday and 70 more today. How many fish treats in all? = 79 (T)
Clue 3 (Rounding): "WE SAW THE FOE NAPPING IN A WARM SUNBEAM"
Round 91 to the nearest ten = 90 (W) · Round 1,068 to the nearest hundred = 1100 (A) · Round 112 to the nearest ten = 110 (M) · Round 272 to the nearest hundred = 300 (H) · Round 734 to the nearest hundred = 700 (T) · Round 166 to the nearest ten = 170 (R) · Round 4,638 to the nearest thousand = 5000 (E) · Round 434 to the nearest ten = 430 (N) · Round 289 to the nearest ten = 290 (O) · Round 4,269 to the nearest hundred = 4300 (B) · Round 500 to the nearest hundred = 500 (F) · Round 68 to the nearest ten = 70 (I) · Round 220 to the nearest hundred = 200 (G) · Round 16 to the nearest ten = 20 (P) · Round 3,715 to the nearest hundred = 3700 (U) · Round 2,907 to the nearest hundred = 2900 (S)
Clue 4 (Subtraction): "WE SPOTTED TABBY STRIPES ON THE CAMERA"
6191 - 2810 = 3381 (W) · 8459 - 4544 = 3915 (S) · 3404 - 1482 = 1922 (C) · 7657 - 817 = 6840 (B) · 5162 - 1888 = 3274 (I) · 12132 - 3776 = 8356 (H) · 9659 - 3380 = 6279 (M) · 7435 - 2386 = 5049 (O) · 12551 - 4327 = 8224 (D) · 8988 - 3285 = 5703 (N) · 7596 - 1422 = 6174 (P) · 6413 - 431 = 5982 (E) · 12662 - 4147 = 8515 (R) · 8760 - 758 = 8002 (T) · 12150 - 4532 = 7618 (Y) · 8774 - 828 = 7946 (A)
Clue 5 (Division facts (1-12)): surviving statement (box 8) → Garfield
18 ÷ 6 = 3 · 70 ÷ 10 = 7 · 11 ÷ 11 = 1 · 22 ÷ 2 = 11 · 32 ÷ 8 = 4 · 36 ÷ 4 = 9 · 10 ÷ 1 = 10 · 36 ÷ 6 = 6 · 20 ÷ 10 = 2 · 96 ÷ 8 = 12 · 40 ÷ 8 = 5

About this mystery

Grade level: Grade 4 math
Math topics: Addition, Word problems, Rounding, Subtraction, Division
Reading level: grades 3-4
Theme: The Case of the Missing Golden Yarn — set in The Grand Meow Museum
Format: Interactive online & printable worksheet with answer key
Solution: One unique, verified culprit among 21 suspects

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