Math Mysteries
🏀 Fortnite, Basketball, PirateGrade 4Reading: grades 3-4AdditionRoundingSkip countingSubtractionDivision

The Great Shipwreck Shootout

Ahoy! The golden championship basketball has been stolen right off the deck of the Dunking Galleon! The pirate crew was busy practicing their three-point shots when a mysterious player swiped it and ran. We need to find out who did it before we reach the next island!

Suspects

Possible suspects

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

21 of 21 still in play
NameDevil Fruit AbilityLoot ItemShooting HandHead StyleGame Counter
SanjiStorm Wind StealLaunch PadLeft handed dribblerBlue spike hairSqueaky sneakers
KDFire Slam DunkSlurp Juice FlaskRight handed dribblerOrange bandanaSqueaky sneakers
ShaqFire Slam DunkBoogie BombRight handed dribblerBlue spike hairWet basketball court
JonesyGum Gum BounceSlurp Juice FlaskRight handed dribblerStraw hatWet basketball court
LuffyShadow Clone BlockBoogie BombRight handed dribblerOrange bandanaSqueaky sneakers
SparkplugIce Freeze SlideChug CannonRight handed dribblerOrange bandanaWet basketball court
SkyeIce Freeze SlideChug CannonLeft handed dribblerBlue spike hairWet basketball court
RamirezFire Slam DunkBoogie BombLeft handed dribblerOrange bandanaSqueaky sneakers
LeBronGum Gum BounceShockwave BowRight handed dribblerBlue spike hairWet basketball court
FishstickShadow Clone BlockLaunch PadRight handed dribblerOrange bandanaLoud referee whistle
PeelyShadow Clone BlockBoogie BombRight handed dribblerBlue spike hairLoud referee whistle
ChopperShadow Clone BlockShockwave BowRight handed dribblerOrange bandanaLoud referee whistle
ZoroGum Gum BounceLaunch PadRight handed dribblerBlue spike hairWet basketball court
BrutusIce Freeze SlideShockwave BowRight handed dribblerBlue spike hairWet basketball court
MJIce Freeze SlideLaunch PadRight handed dribblerBlue spike hairWet basketball court
UsoppIce Freeze SlideChug CannonLeft handed dribblerOrange bandanaSqueaky sneakers
RobinGum Gum BounceBoogie BombLeft handed dribblerBlue spike hairSqueaky sneakers
PennyShadow Clone BlockLaunch PadRight handed dribblerOrange bandanaWet basketball court
NamiGum Gum BounceSlurp Juice FlaskLeft handed dribblerBlue spike hairSqueaky sneakers
CurryGum Gum BounceLaunch PadRight handed dribblerStraw hatWet basketball court
DriftIce Freeze SlideBoogie BombRight handed dribblerBlue spike hairWet basketball court
Clue 1

Addition

We added up all the stolen basketballs and golden coins on the ship deck to find a hidden note.

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
6899
5679
3729
T
6899
5679
4087
3729
5095
5816
8017
3729
9287
2172
8017
T
6899
6006
9287
3729
2274
9144
2274
6006
2172
8489
5679
3048
2274
5816
2465 + 4434 =T
2262 + 3744 =U
2676 + 1411 =I
1960 + 3719 =H
5227 + 4060 =S
3194 + 5950 =L
4482 + 3535 =O
1763 + 1966 =E
1253 + 1021 =A
1337 + 835 =N
4143 + 4346 =C
1645 + 1403 =P
2684 + 2411 =F
3916 + 1900 =D
0/14 letters found
Clue 2

Rounding

The ship storm tracker rounds the distance to the nearest ten meters, helping us spot the thief.

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
290
130
1100
90
300
30
30
20
300
370
200
5000
300
9000
9000
30
1100
200
700
300
T
290
130
T
290
130
1100
300
5000
5000
300
50
130
T
290
130
20
370
200
Round 286 to the nearest tenT
Round 8,628 to the nearest thousandB
Round 1,100 to the nearest hundredE
Round 654 to the nearest hundredW
Round 205 to the nearest hundredD
Round 16 to the nearest tenA
Round 306 to the nearest hundredI
Round 94 to the nearest tenV
Round 28 to the nearest tenL
Round 4,845 to the nearest thousandR
Round 53 to the nearest tenG
Round 369 to the nearest tenN
Round 132 to the nearest tenH
0/13 letters found
Clue 3

Skip counting

We skip counted the wooden building blocks on the hoop court to trace the runner footprints.

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

A
26
16
80
15
A
26
16
110
28
120
50
A
26
9
60
39
28
100
9
110
60
70
28
12
39
9
16
15
8
80
80
60
33
9
110
60
130
12
80
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ___, 28, 30A
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, ___, 140, 150M
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, ___, 14, 16U
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, ___, 18, 21L
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, ___, 120, 130H
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, ___, 65, 70E
Skip-count by 3s. Fill the blank: 3, 6, ___, 12, 15T
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, ___, 60, 70W
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, ___, 130, 140F
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, ___, 36, 39D
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, ___, 30, 32O
Skip-count by 2s. Fill the blank: 2, 4, 6, ___, 10, 12I
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, ___, 18, 20S
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, ___, 75, 80C
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, ___, 90, 100P
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, ___, 110, 120N
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, ___, 42, 45R
0/17 letters found
Clue 4

Subtraction

The thief lost shield points from a trap. We subtracted the damage to see how much health they had left.

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

A
2700
8142
1614
5563
8173
3621
7701
4423
2532
2012
8142
3553
5563
1263
3621
1614
A
2700
5563
6097
8142
8278
6097
A
2700
8173
3219
7773
A
2700
8142
4423
2012
6588
8278
7701
2012
1614
5563
8173
3219
7691 - 4991 =A
2082 - 819 =K
11648 - 3475 =N
4070 - 449 =Y
4493 - 1961 =U
11146 - 3004 =S
5917 - 3905 =E
12473 - 4772 =B
9485 - 3922 =I
6748 - 160 =F
2744 - 1130 =H
9749 - 1471 =T
8402 - 629 =W
3955 - 736 =D
7458 - 3905 =P
8091 - 3668 =L
6106 - 9 =R
0/17 letters found
Clue 5

Division facts (1-12) — the last clue

We divided the blue shield potions equally among the pirate squad to get the final clue from the captain.

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
8 ÷ 1 = ?
9 ÷ 9 = ?
110 ÷ 10 = ?
20 ÷ 4 = ?
4 ÷ 1 = ?
36 ÷ 3 = ?
84 ÷ 12 = ?
24 ÷ 4 = ?
27 ÷ 3 = ?
20 ÷ 10 = ?
30 ÷ 3 = ?
Step 2 — cross out the sentence with each answer
1.The villain froze the court floor with ice, then threw a Boogie Bomb to escape.
2.The villain slammed the ball with fire, then escaped using a Launch Pad.
3.The villain froze the court floor with ice, then blasted away with a Shockwave Bow.
4.The villain blocked the hoop with shadows, then blasted away with a Shockwave Bow.
5.The villain froze the court floor with ice, then drank a quick Slurp Juice.
6.The villain stole the ball with wind, then threw a Boogie Bomb to escape.
7.The villain stole the ball with wind, then escaped using a Launch Pad.
8.The villain slammed the ball with fire, then threw a Boogie Bomb to escape.
9.The villain slammed the ball with fire, then drank a quick Slurp Juice.
10.The villain blocked the hoop with shadows, then escaped using a Launch Pad.
11.The villain bounced high using Gum Gum energy, then blasted away with a Shockwave Bow.
12.The villain blocked the hoop with shadows, then threw a Boogie Bomb to escape.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 4 math
Math topics
Addition, Rounding, Skip counting, Subtraction, Division
Reading level
grades 3-4
Theme
The Great Shipwreck Shootout — set in The Dunking Galleon, a pirate ship with a basketball hoop on the main deck
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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