Math Mysteries
🐱 CatsGrade 4Reading: grades 3-4RoundingAdditionSubtractionMultiplicationDivision

The Purrfect Palace Heist

The Golden Tuna Trophy has been swiped from the luxury hotel! A sneaky cat burglar slipped past the lasers and snuck into the kitchen. We need to find the culprit before the grand feast tonight!

Suspects

Possible suspects

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

21 of 21 still in play
NameSpecial GearSpecial SkillLeft/Right PawedFur ColorScare Factor
Chloelaser pointerloud purringright pawedsleek black furvacuum cleaner hum
Pumpkinlaser pointerloud purringleft pawedorange tabby fursqueaky mouse toy
Sylvesteryarn ballcarpet scratchingright pawedsleek black furvacuum cleaner hum
Bootsfeather wandfish breathright pawedfluffy white fursqueaky mouse toy
Garfieldlaser pointerfish breathleft pawedsleek black furvacuum cleaner hum
Morrislaser pointerloud purringright pawedfluffy white furvacuum cleaner hum
Ziggyfeather wandnight visionleft pawedsleek black furvacuum cleaner hum
Sockscatnip sprayfish breathleft pawedsleek black fursqueaky mouse toy
Milocardboard boxhigh jumpingleft pawedsleek black furvacuum cleaner hum
Busterfeather wandfish breathleft pawedorange tabby furspray water bottle
Fluffyfeather wandloud purringright pawedfluffy white furvacuum cleaner hum
Lunayarn ballhigh jumpingleft pawedfluffy white furvacuum cleaner hum
Lucylaser pointernight visionright pawedorange tabby fursqueaky mouse toy
Smokeyyarn ballloud purringleft pawedsleek black furvacuum cleaner hum
Cleolaser pointerloud purringleft pawedsleek black furvacuum cleaner hum
Mittenslaser pointercarpet scratchingright pawedsleek black fursqueaky mouse toy
Felixcatnip spraynight visionright pawedsleek black furvacuum cleaner hum
Oreoyarn ballhigh jumpingright pawedfluffy white furvacuum cleaner hum
Shadowcatnip spraynight visionright pawedorange tabby furvacuum cleaner hum
Bellacardboard boxnight visionright pawedorange tabby fursqueaky mouse toy
Simbayarn ballnight visionleft pawedsleek black furvacuum cleaner hum
Clue 1

Rounding

The hotel security camera has a fuzzy screen that rounds the number of cats it sees to the nearest ten. Let us estimate the crowd.

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
30
4300
900
T
30
4300
1700
900
110
20
700
900
430
1100
700
T
30
4300
70
9000
900
7000
700
230
20
2000
230
90
90
1700
1100
1300
Round 34 to the nearest tenT
Round 872 to the nearest hundredE
Round 6,876 to the nearest thousandL
Round 1,814 to the nearest thousandP
Round 9,410 to the nearest thousandV
Round 22 to the nearest tenD
Round 433 to the nearest tenS
Round 1,055 to the nearest hundredN
Round 1,322 to the nearest hundredG
Round 92 to the nearest tenR
Round 114 to the nearest tenF
Round 228 to the nearest tenU
Round 74 to the nearest tenA
Round 4,310 to the nearest hundredH
Round 667 to the nearest hundredO
Round 1,703 to the nearest hundredI
0/16 letters found
Clue 2

Addition

A friendly detective counts up the stray kibbles left in the lobby and adds them to the kibbles found in the kitchen.

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

L
4660
3782
4034
9182
2959
3827
9423
2959
4522
3215
3321
9182
4034
3800
9886
3321
8329
3800
3321
9182
9092
3782
9182
9886
3321
3827
4751
3827
4034
3782
3144 + 1516 =L
1618 + 2164 =E
1004 + 2211 =I
2380 + 1420 =O
2748 + 1286 =F
3535 + 5557 =H
4097 + 5326 =W
3513 + 4816 =D
1006 + 2315 =N
3173 + 1578 =S
6498 + 3388 =U
2515 + 2007 =R
3651 + 5531 =T
1824 + 1135 =P
2405 + 1422 =A
0/15 letters found
Clue 3

Subtraction

The thief knocked over a jar of gourmet treats, and some went missing. We must subtract the remaining treats to see how many were taken.

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
3656
7130
6316
T
3656
7130
6488
6316
4984
7130
6488
5110
4984
5426
3564
1080
T
3656
7130
6316
4088
1931
1162
4475
4475
1080
2247
3564
6488
8747
6316
4859 - 1203 =T
5285 - 1197 =V
8978 - 2490 =I
10780 - 3650 =H
7392 - 3828 =O
2290 - 1210 =M
4711 - 236 =U
8368 - 2942 =R
5572 - 3325 =N
12830 - 4083 =S
6837 - 4906 =A
8053 - 3069 =F
4529 - 3367 =C
7994 - 1678 =E
6209 - 1099 =D
0/15 letters found
Clue 4

Multiplication facts (1-12)

We found rows of paw prints in the wet garden mud. Each row has the same number of prints, so we multiply them to count 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.

B
42
10
120
144
56
15
16
4
144
10
21
108
99
21
108
99
49
7
49
44
24
49
120
B
42
10
24
7 × 6 =B
1 × 7 =O
8 × 2 =U
7 × 7 =T
11 × 9 =G
12 × 12 =C
12 × 9 =N
7 × 8 =K
5 × 3 =F
3 × 7 =I
3 × 8 =E
4 × 11 =H
2 × 2 =R
12 × 10 =A
5 × 2 =L
0/15 letters found
Clue 5

Division facts (1-12) — the last clue

The hotel staff needs to share the leftover catnip toys equally among the rescue kittens to see how many each kitten gets.

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
80 ÷ 10 = ?
60 ÷ 10 = ?
11 ÷ 1 = ?
48 ÷ 12 = ?
84 ÷ 7 = ?
55 ÷ 11 = ?
99 ÷ 11 = ?
18 ÷ 6 = ?
6 ÷ 6 = ?
84 ÷ 12 = ?
16 ÷ 8 = ?
Step 2 — cross out the sentence with each answer
1.The villain sprays catnip for a quick escape, then scratches carpets to climb up.
2.The villain throws a yarn ball to confuse the guards, then jumps high over the security gate.
3.The villain sprays catnip for a quick escape, then purrs loudly to jam the microphones.
4.The villain hides inside a cardboard box, then makes a fish breath fog screen.
5.The villain hides inside a cardboard box, then uses night vision to sneak in the dark.
6.The villain uses a feather wand to open doors, then uses night vision to sneak in the dark.
7.The villain uses a laser pointer to scale walls, then scratches carpets to climb up.
8.The villain hides inside a cardboard box, then jumps high over the security gate.
9.The villain uses a laser pointer to scale walls, then uses night vision to sneak in the dark.
10.The villain throws a yarn ball to confuse the guards, then uses night vision to sneak in the dark.
11.The villain uses a laser pointer to scale walls, then makes a fish breath fog screen.
12.The villain sprays catnip for a quick escape, then uses night vision to sneak in the dark.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 4 math
Math topics
Rounding, Addition, Subtraction, Multiplication, Division
Reading level
grades 3-4
Theme
The Purrfect Palace Heist — set in The Purrfect Palace Hotel
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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