Math Crackers
🐱 CatsGrade 6Reading: grades 5-6Fractions of a numberAdditionSubtractionMultiplication

The Great Catnip Caper

Someone broke into the sanctuary vault and snatched the golden catnip trophy! Detective, check the clues to catch 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
NameMain GadgetExtra GearPawednessFur PatternGreat Fear
Hazel FurCatnip CannonCatnap PillowLeft PawedTuxedo CoatVacuum Cleaner
Ziggy PatterLaser PointerSqueaky MouseRight PawedCalico PatchSpray Bottle
Rusty SnuggleLaser PointerMilk BottleRight PawedCalico PatchVacuum Cleaner
Oliver PounceCatnip CannonBell CollarLeft PawedTabby StripeSpray Bottle
Penny PounceYarn LauncherCatnap PillowLeft PawedTabby StripeVacuum Cleaner
Chester ChompGrooming CombMilk BottleLeft PawedTabby StripeVacuum Cleaner
Bella WhiskersLaser PointerMilk BottleLeft PawedTuxedo CoatSpray Bottle
Peanut SwishCatnip CannonBell CollarLeft PawedTuxedo CoatSpray Bottle
Mochi PurrFeather WandBell CollarLeft PawedTuxedo CoatLoud Doorbell
Socks VelvetGrooming CombSqueaky MouseRight PawedTabby StripeVacuum Cleaner
Simba LeapLaser PointerCatnap PillowLeft PawedTabby StripeVacuum Cleaner
Felix PurrCatnip CannonCatnap PillowRight PawedTuxedo CoatSpray Bottle
Milo ScratchYarn LauncherBell CollarLeft PawedTuxedo CoatLoud Doorbell
Cleo ClawFeather WandSqueaky MouseLeft PawedTuxedo CoatSpray Bottle
Barnaby BeansCatnip CannonBell CollarLeft PawedTuxedo CoatVacuum Cleaner
Smokey NapGrooming CombFish TreatLeft PawedTabby StripeVacuum Cleaner
Nala BiscuitLaser PointerSqueaky MouseLeft PawedTabby StripeVacuum Cleaner
Mittens PawYarn LauncherCatnap PillowLeft PawedCalico PatchLoud Doorbell
Oreo StripeGrooming CombSqueaky MouseLeft PawedTabby StripeSpray Bottle
Luna FuzzyYarn LauncherCatnap PillowRight PawedTabby StripeLoud Doorbell
Gus TreadCatnip CannonSqueaky MouseLeft PawedTabby StripeLoud Doorbell
Clue 1

Fractions of a number

To check the security camera logs, you calculate the exact fraction of footage recorded during the midnight hour.

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
31
8
18
T
31
8
3
18
6
14
12
18
10
19
12
T
31
11
15
4
4
35
15
6
3
10
8
T
31
4
18
15
T
31
1/3 of 93 =T
1/10 of 190 =N
2/4 of 28 =D
3/5 of 25 =A
7/10 of 50 =Y
2/3 of 15 =S
5/10 of 36 =E
4/6 of 12 =H
2/5 of 30 =O
1/2 of 22 =C
3/10 of 20 =F
1/5 of 15 =I
1/2 of 8 =R
0/13 letters found
Clue 2

Addition

You add up the total weight of catnip sacks left in the storage room to track what was 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.

W
2007
6953
9647
9167
3102
8628
8628
8628
6207
W
2007
6207
3358
3102
9078
9647
2868
6207
W
2007
3102
5911
8628
9167
3102
6207
7539
1313 + 694 =W
4052 + 5026 =F
4035 + 2172 =A
5422 + 3745 =N
1774 + 4137 =D
4268 + 2685 =I
2923 + 6724 =T
1216 + 1652 =P
5216 + 2323 =K
1172 + 2186 =L
5394 + 3234 =S
2031 + 1071 =E
0/12 letters found
Clue 3

Subtraction

Comparing the inventory before and after the break in, you subtract the remaining treats to find the missing amount.

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
7101
7016
8220
8388
7464
8220
1744
2577
7894
5440
8220
1880
5072
7016
8220
7464
1744
1210
1744
2308
3570
3570
2149
8388
T
7101
1744
1793
T
7101
8220
1880
7301 - 200 =T
4374 - 3164 =V
9928 - 1708 =E
9820 - 4380 =L
6235 - 4491 =A
6206 - 3629 =K
8876 - 3804 =W
8934 - 1918 =H
5839 - 3690 =M
2062 - 269 =R
7640 - 4070 =U
7108 - 4800 =C
5692 - 3812 =D
10914 - 2526 =S
9651 - 2187 =N
10942 - 3048 =F
0/16 letters found
Clue 4

Multiplication facts (1-12)

The thief stepped through rows of wet paint, so you multiply the grid of paw prints to count the total steps.

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
72
14
132
132
7
90
T
72
16
77
81
144
54
100
16
32
14
90
54
42
100
96
20
42
96
T
72
18
144
9
14
100
55
T
72
12 × 6 =T
9 × 10 =S
11 × 7 =I
9 × 9 =P
8 × 2 =R
11 × 12 =B
5 × 11 =L
9 × 6 =F
6 × 7 =O
3 × 3 =V
8 × 12 =N
8 × 4 =W
1 × 7 =Y
12 × 12 =E
2 × 7 =A
2 × 10 =D
10 × 10 =U
6 × 3 =H
0/18 letters found
Clue 5

Fractions of a number — the last clue

By calculating what fraction of the fur samples matched each suspect, you narrow down the final trace evidence.

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
1/3 of 6 = ?
5/10 of 10 = ?
2/3 of 9 = ?
2/6 of 33 = ?
2/5 of 30 = ?
4/6 of 6 = ?
3/6 of 14 = ?
2/5 of 25 = ?
3/8 of 8 = ?
1/8 of 64 = ?
6/10 of 15 = ?
Step 2 — cross out the sentence with each answer
1.The villain fired the laser pointer, then grabbed the catnap pillow.
2.The villain scraped the grooming comb, then snatched the milk bottle.
3.The villain waved the feather wand, then squeaked the squeaky mouse.
4.The villain waved the feather wand, then stole the fish treat.
5.The villain fired the laser pointer, then squeaked the squeaky mouse.
6.The villain tangled the yarn launcher, then grabbed the catnap pillow.
7.The villain scraped the grooming comb, then jingled the bell collar.
8.The villain scraped the grooming comb, then stole the fish treat.
9.The villain scraped the grooming comb, then squeaked the squeaky mouse.
10.The villain tangled the yarn launcher, then squeaked the squeaky mouse.
11.The villain tangled the yarn launcher, then jingled the bell collar.
12.The villain fired the laser pointer, then jingled the bell collar.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 6 math
Math topics
Fractions of a number, Addition, Subtraction, Multiplication
Reading level
grades 5-6
Theme
The Great Catnip Caper — set in The Whiskers and Claws Feline Sanctuary
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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