Math Crackers
⚽ Football nflGrade 3Reading: grades 3-4MultiplicationRoundingWord problemsPlace valueDivision

The Great Stadium Ring Mystery

Just hours before the big championship game, someone sneaked into the locker room and stole the golden championship ring! The stadium detective needs your math skills to decode the clues and catch the intruder 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
NameSignature MoveKey GearThrowing HandHair StyleDistraction
Patrick MahomesSpin MoveVisor HelmetRight HandedBuzzed Blonde HairHeavy Fog
George KittleJuke StepPadded TowelRight HandedNeon Green DreadlocksHeavy Fog
Nick BosaSpeed BurstGold CleatsLeft HandedBuzzed Blonde HairWet Turf
Saquon BarkleyStiff ArmArm SleeveLeft HandedBuzzed Blonde HairHeavy Fog
CJ StroudSpin MovePadded TowelLeft HandedBuzzed Blonde HairHeavy Fog
Tyreek HillHurdle JumpGrip GlovesLeft HandedBuzzed Blonde HairLoud Whistles
Joe BurrowStiff ArmVisor HelmetRight HandedNeon Green DreadlocksHeavy Fog
Maxx CrosbyHurdle JumpGold CleatsLeft HandedBuzzed Blonde HairHeavy Fog
Micah ParsonsSpeed BurstVisor HelmetLeft HandedBuzzed Blonde HairLoud Whistles
JaMarr ChaseHurdle JumpGrip GlovesLeft HandedNeon Green DreadlocksLoud Whistles
Josh AllenSpeed BurstGold CleatsLeft HandedBuzzed Blonde HairHeavy Fog
Lamar JacksonStiff ArmGold CleatsLeft HandedNeon Green DreadlocksLoud Whistles
Myles GarrettStiff ArmGold CleatsLeft HandedNeon Green DreadlocksHeavy Fog
Derrick HenrySpin MoveArm SleeveRight HandedBuzzed Blonde HairHeavy Fog
Christian McCaffreyHurdle JumpGrip GlovesLeft HandedCurly Red HairHeavy Fog
Aaron RodgersSpin MoveArm SleeveLeft HandedBuzzed Blonde HairHeavy Fog
Deebo SamuelHurdle JumpArm SleeveRight HandedCurly Red HairWet Turf
Davante AdamsJuke StepGold CleatsLeft HandedBuzzed Blonde HairWet Turf
Justin JeffersonSpin MoveVisor HelmetLeft HandedCurly Red HairWet Turf
TJ WattSpeed BurstVisor HelmetLeft HandedCurly Red HairHeavy Fog
Cooper KuppHurdle JumpVisor HelmetRight HandedNeon Green DreadlocksHeavy Fog
Clue 1

Multiplication facts (1-12)

The coach counts equal rows of football helmets lined up on the benches to find total gear.

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
63
6
64
121
132
49
96
15
45
T
63
42
45
42
27
30
T
63
28
64
8
15
8
96
8
42
42
64
42
T
63
30
28
64
49
7 × 9 =T
12 × 8 =P
2 × 3 =H
5 × 9 =I
7 × 7 =L
11 × 11 =C
6 × 7 =D
11 × 12 =U
8 × 8 =E
3 × 5 =R
6 × 5 =O
4 × 7 =W
3 × 9 =N
1 × 8 =A
0/14 letters found
Clue 2

Rounding

The giant stadium scoreboard display glitch only shows numbers rounded to the nearest ten.

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
80
90
8000
70
5000
T
80
6000
8000
500
500
500
900
70
900
2000
8000
4000
T
80
90
900
6000
300
8000
300
T
80
90
9000
60
70
Round 77 to the nearest tenT
Round 5,231 to the nearest thousandI
Round 940 to the nearest hundredA
Round 4,010 to the nearest thousandF
Round 8,775 to the nearest thousandR
Round 1,843 to the nearest thousandL
Round 57 to the nearest tenO
Round 6,055 to the nearest thousandN
Round 88 to the nearest tenH
Round 336 to the nearest hundredD
Round 66 to the nearest tenW
Round 7,955 to the nearest thousandE
Round 474 to the nearest hundredS
0/13 letters found
Clue 3

Word problems

The head referee checks the team stat sheets to calculate how many total yards were gained.

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

Someonescaredthevillainoffwith
H
51
47
34
78
35
58
53
G
 
.
There were 87 championship rings. 36 were used up. How many championship rings are left?H
There were 77 team jerseys. 24 were used up. How many team jerseys are left?O
There were 92 team jerseys. 14 were used up. How many team jerseys are left?V
Stadium guard found 3 cheer megaphones yesterday and 55 more today. How many cheer megaphones in all?F
Stadium guard found 25 championship rings yesterday and 9 more today. How many championship rings in all?A
There were 49 team jerseys. 2 were used up. How many team jerseys are left?E
Stadium guard lined up 7 rows of 5 water jugs. How many water jugs in all?Y
0/7 letters found
Clue 4

Place value

The stadium security lock code relies on matching the hundreds and tens place digits.

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

B
60
7000
600
600
30
70
B
60
900
400
5000
70
30
10
4000
2000
300
500
4000
3000
3000
30
30
5000
4000
40
5000
2000
80
10
40
What is the value of the 6 in 5,563?B
What is the value of the 3 in 236?E
What is the value of the 1 in 612?H
What is the value of the 3 in 3,204?S
What is the value of the 2 in 2,043?I
What is the value of the 9 in 4,966?L
What is the value of the 8 in 7,085?G
What is the value of the 4 in 145?T
What is the value of the 7 in 47,641?U
What is the value of the 7 in 9,474?D
What is the value of the 4 in 4,185?A
What is the value of the 4 in 2,439?O
What is the value of the 6 in 8,632?Z
What is the value of the 5 in 1,501?W
What is the value of the 3 in 7,366?R
What is the value of the 5 in 35,104?N
0/16 letters found
Clue 5

Division facts (1-12) — the last clue

The team assistant splits total sports drink bottles evenly among all the cooling carts.

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
90 ÷ 9 = ?
63 ÷ 9 = ?
25 ÷ 5 = ?
108 ÷ 12 = ?
121 ÷ 11 = ?
6 ÷ 6 = ?
16 ÷ 8 = ?
60 ÷ 5 = ?
6 ÷ 1 = ?
48 ÷ 6 = ?
16 ÷ 4 = ?
Step 2 — cross out the sentence with each answer
1.The villain used a spin move, then dropped a padded towel.
2.The villain leaped with a hurdle jump, then adjusted a visor helmet.
3.The villain delivered a stiff arm, then pulled up an arm sleeve.
4.The villain leaped with a hurdle jump, then pulled up an arm sleeve.
5.The villain leaped with a hurdle jump, then laced up gold cleats.
6.The villain delivered a stiff arm, then dropped a padded towel.
7.The villain escaped with a speed burst, then laced up gold cleats.
8.The villain leaped with a hurdle jump, then dropped a padded towel.
9.The villain leaped with a hurdle jump, then flashed grip gloves.
10.The villain used a spin move, then pulled up an arm sleeve.
11.The villain used a spin move, then adjusted a visor helmet.
12.The villain escaped with a speed burst, then flashed grip gloves.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 3 math
Math topics
Multiplication, Rounding, Word problems, Place value, Division
Reading level
grades 3-4
Theme
The Great Stadium Ring Mystery — set in Metro Dome Football Stadium
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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