Math Mysteries
🔎 Famous World Cup songsGrade 5Reading: grades 5-6Fractions of a numberBar modelsMulti-step word problemsOrder of operationsMissing addends

The World Cup Anthem Heist

The Golden Playlist containing all the legendary World Cup anthems has been stolen right before the global kickoff concert! The stadium speaker system is silent, and the crowd is waiting. We need to crack the math clues to find the Melody Marauder and restore the rhythm of the game!

Suspects

Possible suspects

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

21 of 21 still in play
NameFavorite AnthemSignature InstrumentMic HandednessHair EvidenceStumping Obstacle
ClaudiaWavin Flag ChorusMaraca ShakersUses Right Hand for MicBright Neon Green HairDistracted by Confetti Cannon
RickyCup of Life BeatMaraca ShakersUses Left Hand for MicBright Neon Green HairTripped on Microphone Cable
Jason DeruloCup of Life BeatMaraca ShakersUses Right Hand for MicSpiky Golden HairDistracted by Confetti Cannon
Bad BunnyWaka Waka AnthemVuvuzela HornUses Right Hand for MicSpiky Golden HairStuck in Stadium Turnstile
Nelly FurtadoWe Are One VerseSamba DrumUses Right Hand for MicSpiky Golden HairDistracted by Confetti Cannon
GimsMagic in the Air TuneElectric BassUses Right Hand for MicBraided Blue HairTripped on Microphone Cable
Lil BabyWe Are One VerseElectric BassUses Right Hand for MicSpiky Golden HairDistracted by Confetti Cannon
JungkookCup of Life BeatSamba DrumUses Right Hand for MicSpiky Golden HairTripped on Microphone Cable
David GuettaCup of Life BeatSynthesizer KeytarUses Right Hand for MicSpiky Golden HairTripped on Microphone Cable
KnaanWaka Waka AnthemSynthesizer KeytarUses Left Hand for MicSpiky Golden HairTripped on Microphone Cable
AnastaciaWe Are One VerseSynthesizer KeytarUses Left Hand for MicSpiky Golden HairStuck in Stadium Turnstile
JenniferCup of Life BeatElectric BassUses Left Hand for MicSpiky Golden HairDistracted by Confetti Cannon
Carlos SantanaCup of Life BeatMaraca ShakersUses Left Hand for MicBraided Blue HairDistracted by Confetti Cannon
Will SmithWe Are One VerseSynthesizer KeytarUses Right Hand for MicSpiky Golden HairTripped on Microphone Cable
AlokCup of Life BeatSynthesizer KeytarUses Right Hand for MicSpiky Golden HairDistracted by Confetti Cannon
OzunaMagic in the Air TuneSynthesizer KeytarUses Right Hand for MicBright Neon Green HairStuck in Stadium Turnstile
PitbullWaka Waka AnthemVuvuzela HornUses Right Hand for MicSpiky Golden HairDistracted by Confetti Cannon
DiploCup of Life BeatElectric BassUses Right Hand for MicBraided Blue HairDistracted by Confetti Cannon
StromaeWe Are One VerseVuvuzela HornUses Left Hand for MicSpiky Golden HairStuck in Stadium Turnstile
Nicky JamWe Are One VerseSamba DrumUses Right Hand for MicSpiky Golden HairTripped on Microphone Cable
AviciiWavin Flag ChorusVuvuzela HornUses Left Hand for MicBraided Blue HairStuck in Stadium Turnstile
Clue 1

Fractions of a number

We must calculate the total number of VIP passes handed out across the stadium zones and subtract the lost badges to unlock the first suspect profile.

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
10
31
24
5
27
20
36
T
10
24
37
23
15
36
24
5
38
36
T
10
37
5
24
14
27
23
27
34
27
5
31
27
13
24
23
5
5/10 of 20 =T
1/2 of 30 =D
4/8 of 28 =M
8/10 of 25 =B
1/8 of 40 =S
2/10 of 185 =U
2/8 of 92 =R
2/6 of 93 =H
3/6 of 76 =N
3/6 of 68 =C
2/8 of 52 =K
1/2 of 72 =O
3/5 of 45 =A
1/3 of 72 =E
0/14 letters found
Clue 2

Bar model word problems

The sound technicians are comparing the bass volume outputs of two stage monitors using a bar model to help narrow down the suspect physical traits.

Draw a bar model to solve each word problem. Its answer reveals a letter — write the letters in the boxes to fill in the missing word.

Awitnesssawthevillainwas
U
57
122
12
122
77
96
139
52
T
 
52
A
 
N
 
D
 
F
 
O
 
77
M
 
96
C
 
.
One group collected 54 soccer balls and another group collected 3 soccer balls. How many soccer balls in all?
draw a bar model
Answer:→U
There were 78 microphones in all. 26 microphones were used. How many microphones are left?
draw a bar model
Answer:→H
One group collected 42 glow sticks and another group collected 97 glow sticks. How many glow sticks in all?
draw a bar model
Answer:→G
Stadium DJ has 2 times as many vuvuzelas as a teammate. The teammate has 6 vuvuzelas. How many vuvuzelas does stadium DJ have?
draw a bar model
Answer:→E
There were 109 stadium tickets in all. 13 stadium tickets were used. How many stadium tickets are left?
draw a bar model
Answer:→I
One group collected 86 soccer balls and another group collected 36 soccer balls. How many soccer balls in all?
draw a bar model
Answer:→S
Stadium DJ has 11 times as many vuvuzelas as a teammate. The teammate has 7 vuvuzelas. How many vuvuzelas does stadium DJ have?
draw a bar model
Answer:→R
0/7 letters found
Clue 3

Multi-step word problems

Only a fraction of the stadium lights are currently turned on for the pre-show, and calculating that fraction reveals the hair sample data.

Solve each problem to learn its letter, then write the letters in the boxes to fill in the missing word.

Someonescaredthevillainoffwith
D
84
21
36
26
31
56
34
26
E
 
D
84
B
 
Y
 
34
O
 
N
 
F
 
E
 
26
26
21
34
56
N
 
N
 
O
 
N
 
.
There were 267 soccer balls in all. 15 soccer balls were set aside. The rest were shared equally among 3 Opening Ceremony Crew. How many soccer balls did each get?D
There were 160 microphones in all. 2 Opening Ceremony Crew used 12 microphones each. The other 4 Opening Ceremony Crew shared the rest equally. How many microphones did each of the other Opening Ceremony Crew get?C
Stadium DJ collected 22 vuvuzelas in the morning and 20 vuvuzelas in the afternoon, then split them equally among 2 Opening Ceremony Crew. How many vuvuzelas did each get?I
There were 201 microphones in all. 19 microphones were set aside. The rest were shared equally among 7 Opening Ceremony Crew. How many microphones did each get?T
There were 432 soccer balls in all. 40 soccer balls were set aside. The rest were shared equally among 7 Opening Ceremony Crew. How many soccer balls did each get?A
Stadium DJ collected 53 vuvuzelas in the morning and 19 vuvuzelas in the afternoon, then split them equally among 2 Opening Ceremony Crew. How many vuvuzelas did each get?S
There were 207 vuvuzelas in all. 1 Opening Ceremony Crew used 21 vuvuzelas each. The other 6 Opening Ceremony Crew shared the rest equally. How many vuvuzelas did each of the other Opening Ceremony Crew get?R
0/7 letters found
Clue 4

Order of operations

We need to follow the proper order of operations to adjust the main mixing board and pinpoint the suspect weakness.

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

G
37
19
64
41
65
36
13
66
39
25
16
13
8
45
43
36
41
13
23
65
45
65
19
36
8
72
65
72
65
43
41
13
65
8
13 + 6 × 4 =G
7 × 7 - 30 =O
11 + 3 × 4 =W
3 × 9 - 2 =K
10 × 6 - 15 =R
8 × 7 - 15 =D
7 × 12 - 19 =E
11 × 3 - 25 =T
7 × 12 - 12 =H
29 + 5 × 7 =L
4 + 3 × 3 =S
41 + 5 × 5 =P
3 × 8 - 8 =Y
15 + 3 × 7 =N
15 + 6 × 4 =I
6 × 11 - 23 =A
0/16 letters found
Clue 5

Missing addends — the last clue

The stadium entrance gates need a specific number of spectators to pass through. Find the missing addend to determine the suspect mic hand.

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
4 + ___ = 8
35 + ___ = 41
23 + ___ = 24
36 + ___ = 47
25 + ___ = 27
17 + ___ = 25
29 + ___ = 41
36 + ___ = 43
17 + ___ = 26
29 + ___ = 34
25 + ___ = 35
Step 2 — cross out the sentence with each answer
1.The villain swapped the opening track, then beat a rapid samba drum.
2.The villain muted the stadium speakers, then rattled the maraca shakers.
3.The villain muted the stadium speakers, then smashed a synthesizer keytar.
4.The villain stole the golden playlist, then blew a loud vuvuzela.
5.The villain muted the stadium speakers, then beat a rapid samba drum.
6.The villain swapped the opening track, then unplugged the electric bass.
7.The villain muted the stadium speakers, then blew a loud vuvuzela.
8.The villain swapped the opening track, then rattled the maraca shakers.
9.The villain swapped the opening track, then smashed a synthesizer keytar.
10.The villain locked the DJ booth, then smashed a synthesizer keytar.
11.The villain muted the stadium speakers, then unplugged the electric bass.
12.The villain locked the DJ booth, then beat a rapid samba drum.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 5 math
Math topics
Fractions of a number, Bar models, Multi-step word problems, Order of operations, Missing addends
Reading level
grades 5-6
Theme
The World Cup Anthem Heist — set in The Grand Finale Stadium
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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