Math Crackers
🔎 Donnie Roman and random peopGrade 10Reading: grades 7-9Place valueWord problemsBar modelsMulti-step word problemsMissing addends

The Rumble Mania Mystery

The Backyard Wrestling Championship Belt has been stolen right before the main event! The Head Referee was locked in the gear closet, and the locker room is full of giant reptiles, WWE champions, and local kids. We have to crack the case before the final bell rings!

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 MoveSpecial BuffWrist PrepHair StyleMatch Distraction
Rhea Ripleytail swipefire immunitywears left wrist tapeslicked back dark hairdistracted by shiny belts
Donnie Jrspear tacklefire immunitywears left wrist tapewild neon green hairslips on banana peels
King Ghidorahelbow dropsonic roarwears right wrist tapeslicked back dark hairslips on banana peels
King Kongsteel chair smashsuper strengthwears left wrist tapeslicked back dark hairdistracted by shiny belts
Jey Usospear tackleinvisible dodgewears left wrist tapeslicked back dark hairslips on banana peels
Zilla Reignstail swipesuper strengthwears right wrist tapeslicked back dark hairdistracted by shiny belts
Hulk Hoganelbow dropinvisible dodgewears left wrist tapewild neon green hairscared of loud airhorns
The Undertakerspear tackleflight warpwears right wrist tapeslicked back dark hairdistracted by shiny belts
Seth Rollinselbow dropflight warpwears right wrist tapewild neon green hairslips on banana peels
Solo Sikoaelbow dropsuper strengthwears left wrist tapeslicked back dark hairslips on banana peels
Mothraspear tackleflight warpwears left wrist tapewild neon green hairdistracted by shiny belts
Gamerasteel chair smashflight warpwears right wrist tapewild neon green hairdistracted by shiny belts
Bianca Belairtail swipesonic roarwears right wrist tapespiky black mohawkscared of loud airhorns
Cody Rhodesatomic breathsonic roarwears left wrist tapeslicked back dark hairdistracted by shiny belts
Mecha Donnieatomic breathinvisible dodgewears left wrist tapeslicked back dark hairdistracted by shiny belts
Giganatomic breathsonic roarwears left wrist tapespiky black mohawkdistracted by shiny belts
Jimmy Usotail swipesuper strengthwears left wrist tapespiky black mohawkslips on banana peels
John Cenasteel chair smashfire immunitywears right wrist tapeslicked back dark hairscared of loud airhorns
Donnie Romantail swipeinvisible dodgewears right wrist tapespiky black mohawkdistracted by shiny belts
Godzillaelbow dropinvisible dodgewears right wrist tapeslicked back dark hairslips on banana peels
Randy Ortontail swipesuper strengthwears left wrist tapeslicked back dark hairdistracted by shiny belts
Clue 1

Place value

The locker room security terminal displays a scrambled digit code based on locker numbers. Let's look at the place values to unlock the first clue file.

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
1000
60
900
800
7000
400
400
500
7000
300
200
70
900
20
300
70
T
1000
60
500
800
900
500
20
70
300
7000
40
2000
70
500
2000
What is the value of the 1 in 401,003?T
What is the value of the 4 in 636,428?L
What is the value of the 2 in 382,508?R
What is the value of the 2 in 446,265?D
What is the value of the 7 in 315,174?O
What is the value of the 2 in 915,320?S
What is the value of the 6 in 90,465?H
What is the value of the 5 in 62,587?A
What is the value of the 4 in 83,542?C
What is the value of the 7 in 287,356?I
What is the value of the 9 in 10,944?E
What is the value of the 8 in 72,814?V
What is the value of the 3 in 96,387?N
0/13 letters found
Clue 2

Word problems

The referee left a notebook listing training match schedules. To figure out who was training near the vault, we need to solve these match problems.

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

Awitnesssawthevillainwas
W
109
64
62
59
108
96
64
67
T
 
W
109
59
I
 
108
T
 
T
 
62
P
 
64
.
Referee found 94 folding chairs yesterday and 15 more today. How many folding chairs in all?W
There were 99 championship belts. 35 were used up. How many championship belts are left?E
Referee found 46 glow sticks yesterday and 62 more today. How many glow sticks in all?S
There were 82 glow sticks. 20 were used up. How many glow sticks are left?A
Referee lined up 12 rows of 8 folding chairs. How many folding chairs in all?L
Referee found 63 elbow pads yesterday and 4 more today. How many elbow pads in all?F
There were 91 folding chairs. 32 were used up. How many folding chairs are left?R
0/7 letters found
Clue 3

Bar model word problems

We found a training chart on the wall that compares the heights of the superstars using bar models. Solving this reveals clues about the suspect's physical profile.

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.

Someonescaredthevillainoffwith
D
144
67
96
21
125
65
95
21
E
 
D
144
B
 
Y
 
96
H
 
67
N
 
Y
 
B
 
E
 
L
 
21
96
.
Referee used 1/2 of the glow sticks on the first day. The other 72 glow sticks were used the next day. How many glow sticks were there in all?
draw a bar model
Answer:→D
Referee has 190 protein shakes, packed 2 to a bag. How many bags can be filled?
draw a bar model
Answer:→C
Referee has 195 elbow pads, packed 3 to a bag. How many bags can be filled?
draw a bar model
Answer:→A
There were 56 protein shakes in all. 35 protein shakes were used. How many protein shakes are left?
draw a bar model
Answer:→T
Referee has 201 glow sticks, packed 3 to a bag. How many bags can be filled?
draw a bar model
Answer:→I
The red team has 130 protein shakes and the blue team has 5 protein shakes. How many more protein shakes does the red team have?
draw a bar model
Answer:→R
Referee shares 192 elbow pads equally among 2 teams. How many elbow pads does each team get?
draw a bar model
Answer:→S
0/7 letters found
Clue 4

Multi-step word problems

The stadium energy grid went down in stages. If we solve this multi-step power usage puzzle, we can pinpoint the suspect's escape route.

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

Astrandof
S
7
46
21
72
59
36
73
B
 
A
 
72
59
73
A
 
R
 
59
H
 
A
 
21
R
 
hairturnedupatthescene.
There were 58 championship belts in all. 23 championship belts were set aside. The rest were shared equally among 5 The Bloodline Crew. How many championship belts did each get?S
There were 554 protein shakes in all. 23 protein shakes were set aside. The rest were shared equally among 9 The Bloodline Crew. How many protein shakes did each get?K
Referee collected 176 glow sticks in the morning and 189 glow sticks in the afternoon, then split them equally among 5 The Bloodline Crew. How many glow sticks did each get?D
There were 328 elbow pads in all. 2 The Bloodline Crew used 20 elbow pads each. The other 4 The Bloodline Crew shared the rest equally. How many elbow pads did each of the other The Bloodline Crew get?C
Referee earned 8 glow sticks in each of 4 rounds, plus 23 bonus glow sticks. Then 9 glow sticks were lost. How many glow sticks are left?L
There were 281 folding chairs in all. 29 folding chairs were set aside. The rest were shared equally among 7 The Bloodline Crew. How many folding chairs did each get?E
There were 130 protein shakes in all. 4 The Bloodline Crew used 22 protein shakes each. The other 2 The Bloodline Crew shared the rest equally. How many protein shakes did each of the other The Bloodline Crew get?I
0/7 letters found
Clue 5

Missing addends — the last clue

The championship trophy case has several empty slots. We need to calculate the missing trophy weights to unlock the final backup camera.

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
30 + ___ = 34
29 + ___ = 35
19 + ___ = 24
19 + ___ = 31
37 + ___ = 40
28 + ___ = 36
38 + ___ = 40
40 + ___ = 47
8 + ___ = 17
25 + ___ = 36
11 + ___ = 12
Step 2 — cross out the sentence with each answer
1.The villain delivered a flying elbow drop, then dodged completely invisible.
2.The villain cleared the room with a tail swipe, then warped away in a flash.
3.The villain swung a heavy steel chair, then warped away in a flash.
4.The villain cleared the room with a tail swipe, then walked through fire unharmed.
5.The villain unleashed a glowing atomic breath, then dodged completely invisible.
6.The villain cleared the room with a tail swipe, then showed off incredible super strength.
7.The villain unleashed a glowing atomic breath, then showed off incredible super strength.
8.The villain cleared the room with a tail swipe, then shook the arena with a sonic roar.
9.The villain unleashed a glowing atomic breath, then walked through fire unharmed.
10.The villain swung a heavy steel chair, then showed off incredible super strength.
11.The villain swung a heavy steel chair, then dodged completely invisible.
12.The villain swung a heavy steel chair, then walked through fire unharmed.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 10 math
Math topics
Place value, Word problems, Bar models, Multi-step word problems, Missing addends
Reading level
grades 7-9
Theme
The Rumble Mania Mystery — set in The Backyard Mega-Dome
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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