Math Mysteries
🏀 BasketballGrade 4Reading: grades 3-4AdditionRoundingSubtractionMultiplicationDivision

The Case of the Missing Championship Trophy

The glittering Golden Basketball Trophy has vanished from the display case right before the big game! The Phantom Dunker left a trail of shiny court prints. We must find the thief before the final buzzer sounds!

Suspects

Possible suspects

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

21 of 21 still in play
NameSignature MoveLucky GearShooting HandHeadband StyleTricky Defense
DearronLightning CrossoverGlitter ClipboardRight HandedGreen HeadbandZone Defense
GiannisSky HookGlitter ClipboardLeft HandedBlue HeadbandFull Court Press
DraymondLightning CrossoverSqueaky SocksLeft HandedGreen HeadbandFull Court Press
LaMeloLightning CrossoverGlitter ClipboardLeft HandedRed HeadbandDouble Team
JaTornado SpinGolden ShoesRight HandedBlue HeadbandZone Defense
TraeSky HookGlitter ClipboardLeft HandedGreen HeadbandDouble Team
KlayTornado SpinGlitter ClipboardRight HandedRed HeadbandFull Court Press
AnthonyMega DunkGolden ShoesLeft HandedBlue HeadbandFull Court Press
LeBronNo Look PassSqueaky SocksRight HandedGreen HeadbandZone Defense
StephTornado SpinGlitter ClipboardRight HandedBlue HeadbandZone Defense
KevinMega DunkSilver WhistleLeft HandedRed HeadbandDouble Team
JaysonSky HookGolden ShoesRight HandedGreen HeadbandDouble Team
ZionTornado SpinSqueaky SocksRight HandedRed HeadbandDouble Team
BamSky HookSilver WhistleRight HandedBlue HeadbandDouble Team
JoelMega DunkGolden ShoesRight HandedGreen HeadbandZone Defense
JimmyNo Look PassSilver WhistleRight HandedGreen HeadbandZone Defense
KawhiMega DunkNeon WristbandRight HandedGreen HeadbandZone Defense
DevinNo Look PassGlitter ClipboardLeft HandedGreen HeadbandZone Defense
NikolaSky HookSilver WhistleRight HandedGreen HeadbandDouble Team
LukaTornado SpinSilver WhistleLeft HandedRed HeadbandZone Defense
KyrieTornado SpinSilver WhistleRight HandedGreen HeadbandDouble Team
Clue 1

Addition

Coach tallies the basketballs left in the storage bin to check for clues. To find who took the trophy we must add up the missing balls.

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
6690
2510
5492
2812
7551
4276
4276
2675
7551
3696
3718
9063
5492
3484
3696
9063
T
6690
8008
5492
2675
8440
3484
5391
4095
5492
2675
2277
4532
3484
9063
7320
2277
3484
2476 + 4214 =T
1452 + 2824 =L
1651 + 859 =H
2710 + 4841 =I
1225 + 1450 =A
1579 + 2953 =Y
1176 + 2542 =D
1968 + 844 =V
1241 + 2243 =S
6147 + 2916 =O
2150 + 1546 =N
2124 + 1971 =U
4303 + 4137 =R
3088 + 2303 =Q
4340 + 3668 =W
3287 + 4033 =C
2299 + 3193 =E
683 + 1594 =K
0/18 letters found
Clue 2

Rounding

The giant arena scoreboard took a big hit and now only shows rounded numbers. Round the fan count to reveal the next 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.

T
1100
170
3700
7000
170
300
290
T
1100
200
130
1300
170
200
T
1100
430
30
T
1100
170
T
1100
170
3700
20
30
90
170
T
1100
170
300
290
9000
Round 1,054 to the nearest hundredT
Round 7,233 to the nearest thousandP
Round 17 to the nearest tenR
Round 89 to the nearest tenG
Round 429 to the nearest tenW
Round 126 to the nearest tenM
Round 170 to the nearest tenH
Round 205 to the nearest hundredO
Round 289 to the nearest tenN
Round 30 to the nearest tenI
Round 1,271 to the nearest hundredS
Round 9,072 to the nearest thousandD
Round 294 to the nearest hundredA
Round 3,663 to the nearest hundredE
0/14 letters found
Clue 3

Subtraction

The sneaky thief stole some sneakers from the gear bag. Subtract the remaining shoes to see how many were lost.

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
5959
6035
1500
6271
6035
4416
4065
T
5959
6410
6613
5637
4416
2638
7690
1348
6410
3507
7494
1500
7786
7690
5349
3177
6410
4065
1500
7786
1500
1057
1500
4065
2638
1500
10860 - 4901 =T
9334 - 3985 =Y
6997 - 4359 =S
4898 - 1391 =C
11148 - 4877 =P
11476 - 3982 =K
2415 - 1358 =F
2955 - 1607 =L
8026 - 4849 =Z
5719 - 1303 =A
7959 - 1924 =H
8360 - 2723 =W
6791 - 381 =O
10741 - 4128 =M
10360 - 2670 =B
4094 - 29 =N
10879 - 3093 =D
1896 - 396 =E
0/18 letters found
Clue 4

Multiplication facts (1-12)

The team practices shooting drills in equal rows on the court. Multiply the drills by the baskets scored to find the 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.

W
30
70
35
63
24
80
121
35
7
66
100
28
36
35
100
63
3
7
40
100
70
70
80
44
70
7
121
66
7
80
121
5 × 6 =W
6 × 4 =U
10 × 7 =E
3 × 1 =M
10 × 8 =N
11 × 4 =H
5 × 8 =G
1 × 7 =A
6 × 11 =B
7 × 5 =F
7 × 9 =O
11 × 11 =D
4 × 7 =I
4 × 9 =C
10 × 10 =R
0/15 letters found
Clue 5

Division facts (1-12) — the last clue

The players are sharing sports drinks after a hard workout. Divide the bottles evenly to uncover the final secret.

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
16 ÷ 4 = ?
54 ÷ 9 = ?
49 ÷ 7 = ?
48 ÷ 4 = ?
55 ÷ 11 = ?
24 ÷ 8 = ?
8 ÷ 1 = ?
1 ÷ 1 = ?
50 ÷ 5 = ?
4 ÷ 2 = ?
36 ÷ 4 = ?
Step 2 — cross out the sentence with each answer
1.The villain throws a sharp no look pass, then squeaks their squeaky socks.
2.The villain swishes a high sky hook, then snaps their neon wristband.
3.The villain executes a lightning crossover, then squeaks their squeaky socks.
4.The villain performs a wild mega dunk, then snaps their neon wristband.
5.The villain swishes a high sky hook, then squeaks their squeaky socks.
6.The villain executes a lightning crossover, then taps their glitter clipboard.
7.The villain throws a sharp no look pass, then blows their silver whistle.
8.The villain spins with a tornado move, then squeaks their squeaky socks.
9.The villain spins with a tornado move, then snaps their neon wristband.
10.The villain spins with a tornado move, then flashes their golden shoes.
11.The villain performs a wild mega dunk, then flashes their golden shoes.
12.The villain executes a lightning crossover, then snaps their neon wristband.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 4 math
Math topics
Addition, Rounding, Subtraction, Multiplication, Division
Reading level
grades 3-4
Theme
The Case of the Missing Championship Trophy — set in The Grand Hoop Arena
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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