Math Crackers
🦕 Soccer, Dinosaurs, CatsGrade 5Reading: grades 3-4SubtractionRoundingAdditionPlace valueDivision

The Jurassic Kitty Cup Mystery

Right before the final match at Prehistoric Meow Stadium, someone swapped the Golden Cat-Nip Trophy with a giant fossilized dinosaur egg! Help Head Referee Rex solve the math clues and identify the culprit before kickoff.

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 ShotCat-Dino GearKicking FootFur ColorDistraction
Saber SamRaptor Pounce KickFossilized WhistleLeft FootedTabby StripedSqueaky Mouse Ball
T-Rex TimmyRaptor Pounce KickPounce Shin GuardsLeft FootedSaber BlackCatnip Scent
Sam Mew-isStego Spine VolleyPounce Shin GuardsLeft FootedTabby StripedSqueaky Mouse Ball
Suni PawStego Spine VolleySpiky CleatsLeft FootedSaber BlackSqueaky Mouse Ball
Dino DiegoT-Rex Tail BlastFossilized WhistleRight FootedCalico OrangeCatnip Scent
Barnaby WhiskersRaptor Pounce KickPounce Shin GuardsLeft FootedTabby StripedShiny Laser Dot
Erling Paw-landTri-Horn HeaderJungle Tail RibbonLeft FootedSaber BlackSqueaky Mouse Ball
Felix FluffTri-Horn HeaderSpiky CleatsLeft FootedCalico OrangeShiny Laser Dot
Mia Hamm-tailTri-Horn HeaderLaser Pointer CapLeft FootedSaber BlackSqueaky Mouse Ball
Cat-sper SchmeichelSaber Tooth StrikeSpiky CleatsLeft FootedSaber BlackSqueaky Mouse Ball
Kylian Meow-ppeSaber Tooth StrikeSpiky CleatsRight FootedSaber BlackSqueaky Mouse Ball
Jurgen Caten-clowTri-Horn HeaderFossilized WhistleLeft FootedCalico OrangeCatnip Scent
Trice-TanyaStego Spine VolleyPounce Shin GuardsRight FootedTabby StripedCatnip Scent
Megan Ra-pounce-oeT-Rex Tail BlastPounce Shin GuardsLeft FootedTabby StripedShiny Laser Dot
Cleo PounceT-Rex Tail BlastPounce Shin GuardsLeft FootedSaber BlackCatnip Scent
Marta Cat-clawSaber Tooth StrikePounce Shin GuardsLeft FootedTabby StripedSqueaky Mouse Ball
Veloci-VinceT-Rex Tail BlastJungle Tail RibbonLeft FootedSaber BlackSqueaky Mouse Ball
Alex Purr-ganT-Rex Tail BlastPounce Shin GuardsLeft FootedCalico OrangeSqueaky Mouse Ball
Cristiano Ro-purr-toT-Rex Tail BlastSpiky CleatsRight FootedTabby StripedSqueaky Mouse Ball
Mohamed Sa-litterTri-Horn HeaderPounce Shin GuardsLeft FootedSaber BlackShiny Laser Dot
Pel-pawSaber Tooth StrikeFossilized WhistleLeft FootedTabby StripedSqueaky Mouse Ball
Clue 1

Subtraction

Referee Rex subtracted the stolen soccer balls from the equipment pile to figure out how many items were 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.

T
2140
6979
1325
5279
5763
7918
7918
5900
5763
1789
6979
5900
3511
1789
3897
7918
5900
3511
1325
2733
8609
3897
5763
1789
T
2140
1325
2733
2389
5900
8609
6987 - 4847 =T
4589 - 2800 =N
8297 - 4786 =S
7018 - 39 =H
10841 - 2232 =P
6560 - 660 =A
3841 - 1108 =R
7152 - 1873 =V
3266 - 1941 =E
11675 - 3757 =L
9143 - 3380 =I
5564 - 1667 =O
6626 - 4237 =C
0/13 letters found
Clue 2

Rounding

The stadium scoreboard could not show exact attendance so the security system rounded the crowd count to the nearest hundred.

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
170
90
9000
130
1300
9000
1100
430
30
130
20
130
110
9000
230
T
170
430
70
230
430
9000
7000
50
70
T
170
90
290
9000
4300
T
170
4300
5000
5000
T
170
Round 169 to the nearest tenT
Round 111 to the nearest tenP
Round 6,961 to the nearest thousandD
Round 292 to the nearest tenL
Round 28 to the nearest tenY
Round 129 to the nearest tenS
Round 54 to the nearest tenW
Round 18 to the nearest tenU
Round 1,303 to the nearest hundredN
Round 92 to the nearest tenH
Round 4,987 to the nearest thousandO
Round 71 to the nearest tenI
Round 1,120 to the nearest hundredA
Round 9,191 to the nearest thousandE
Round 432 to the nearest tenK
Round 233 to the nearest tenC
Round 4,317 to the nearest hundredF
0/17 letters found
Clue 3

Addition

Coach Meowser added up all the training cones and cat dino flags found near the team bench.

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
2157
8305
8256
9462
3800
8789
8789
2170
3800
6145
2401
8305
2170
3663
8256
3644
2170
3663
3768
7010
8256
2170
2630
3950
8941
4657
7010
3663
8256
2386
2170
8789
8789
1114 + 1043 =T
2513 + 1287 =I
2408 + 1542 =Y
4694 + 4768 =V
4524 + 4417 =M
2229 + 3916 =N
4164 + 4625 =L
1606 + 1024 =K
4848 + 3457 =H
913 + 1488 =C
2098 + 2559 =O
1270 + 2374 =D
1492 + 678 =A
3246 + 3764 =U
1122 + 1264 =B
3492 + 4764 =E
2394 + 1269 =S
1348 + 2420 =Q
0/18 letters found
Clue 4

Place value

The stat keeper analyzed the digit in the tens place on the locker room keypad to unlock the camera footage.

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

S
100
70
50
500
80
50
600
70
8000
300
3000
700
80
7000
70
S
100
600
500
3000
9000
5000
500
70
80
9000
40
500
20
800
70
600
1000
800
S
100
9000
What is the value of the 1 in 392,153?S
What is the value of the 7 in 857,066?W
What is the value of the 1 in 81,799?P
What is the value of the 3 in 203,698?F
What is the value of the 5 in 15,892?N
What is the value of the 8 in 43,867?O
What is the value of the 2 in 335,424?G
What is the value of the 4 in 85,545?H
What is the value of the 6 in 79,650?L
What is the value of the 9 in 69,582?T
What is the value of the 3 in 770,318?K
What is the value of the 7 in 506,786?U
What is the value of the 8 in 98,793?C
What is the value of the 7 in 44,475?A
What is the value of the 5 in 867,592?E
What is the value of the 8 in 477,387?R
What is the value of the 5 in 446,659?B
0/17 letters found
Clue 5

Division facts (1-12) — the last clue

The referee divided the energy treats equally among the kitten ball retrievers to trace who was in the tunnel.

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
5 ÷ 1 = ?
30 ÷ 5 = ?
132 ÷ 11 = ?
8 ÷ 1 = ?
77 ÷ 7 = ?
8 ÷ 2 = ?
33 ÷ 11 = ?
2 ÷ 1 = ?
72 ÷ 8 = ?
63 ÷ 9 = ?
5 ÷ 5 = ?
Step 2 — cross out the sentence with each answer
1.The villain curled a stego spine volley, then blew a fossilized whistle.
2.The villain blasted a t-rex tail shot, then adjusted a laser pointer cap.
3.The villain curled a stego spine volley, then adjusted a laser pointer cap.
4.The villain launched a saber tooth strike, then strapped on pounce shin guards.
5.The villain launched a saber tooth strike, then scuffed the turf with spiky cleats.
6.The villain blasted a t-rex tail shot, then flapped a jungle tail ribbon.
7.The villain blasted a t-rex tail shot, then scuffed the turf with spiky cleats.
8.The villain curled a stego spine volley, then strapped on pounce shin guards.
9.The villain blasted a t-rex tail shot, then strapped on pounce shin guards.
10.The villain headered the ball with tri-horns, then flapped a jungle tail ribbon.
11.The villain blasted a t-rex tail shot, then blew a fossilized whistle.
12.The villain curled a stego spine volley, then scuffed the turf with spiky cleats.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 5 math
Math topics
Subtraction, Rounding, Addition, Place value, Division
Reading level
grades 3-4
Theme
The Jurassic Kitty Cup Mystery — set in Prehistoric Meow Stadium
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

More free printable math cases

5th grade worksheetsAddition worksheetsSubtraction worksheetsDivision worksheetsRounding worksheetsPlace value worksheetsAll worksheets →
The Case of the Rogue Robot
Grade 5
The Lunar Base Mystery
Grade 5
The Golden Cup Heist
Grade 5
The Mystery of the Missing Crystal Horn
Grade 5