Math Crackers
⚽ FootballGrade 4Reading: grades 5-6Skip countingRoundingAdditionSubtractionDivision

The Great Gridiron Trophy Heist

Right before the championship kickoff at Titan Stadium, someone sneaked into the coaches' office and snatched the golden trophy along with the secret playbook! The stadium is locked down, and the detective team must analyze the evidence left around the field to identify the culprit among the league stars.

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 playspecial gearthrowing stylehair stylegame weakness
Saquon BarkleyShadow DodgeGolden CleatsLeft Handed ThrowerLong BraidsWet Mud
Jalen HurtsSonic SprintJet BackpackRight Handed ThrowerLong BraidsBright Floodlights
Joe BurrowRocket KickJet BackpackLeft Handed ThrowerSpiky HairWet Mud
Patrick MahomesSonic SprintLaser WhistleRight Handed ThrowerSpiky HairWet Mud
Justin JeffersonIron WallVisor ShieldRight Handed ThrowerLong BraidsWet Mud
Davante AdamsRocket KickSticky GlovesLeft Handed ThrowerSpiky HairWet Mud
DeAndre HopkinsRocket KickJet BackpackRight Handed ThrowerSpiky HairBright Floodlights
Aaron DonaldShadow DodgeLaser WhistleLeft Handed ThrowerLong BraidsLoud Whistles
Lamar JacksonRocket KickLaser WhistleLeft Handed ThrowerSpiky HairWet Mud
Stefon DiggsShadow DodgeVisor ShieldRight Handed ThrowerSpiky HairWet Mud
Myles GarrettCannon ArmGolden CleatsLeft Handed ThrowerSpiky HairWet Mud
Nick BosaSonic SprintVisor ShieldRight Handed ThrowerLong BraidsLoud Whistles
AmonRa St BrownRocket KickSticky GlovesLeft Handed ThrowerLong BraidsLoud Whistles
Cooper KuppSonic SprintVisor ShieldLeft Handed ThrowerSpiky HairLoud Whistles
JaMarr ChaseIron WallVisor ShieldLeft Handed ThrowerSpiky HairWet Mud
TJ WattIron WallGolden CleatsLeft Handed ThrowerLong BraidsWet Mud
Micah ParsonsIron WallVisor ShieldRight Handed ThrowerLong BraidsBright Floodlights
CeDee LambRocket KickVisor ShieldRight Handed ThrowerSpiky HairLoud Whistles
Tyreek HillIron WallVisor ShieldLeft Handed ThrowerSpiky HairLoud Whistles
Josh AllenCannon ArmVisor ShieldRight Handed ThrowerSpiky HairWet Mud
Derrick HenryShadow DodgeJet BackpackRight Handed ThrowerBuzz CutLoud Whistles
Clue 1

Skip counting

To track down the stadium intruder, Coach Miller paced down the field by counting yard markers in steady equal jumps.

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
26
70
10
16
80
16
14
10
100
T
26
130
120
10
16
25
120
T
26
140
10
24
45
16
T
26
28
100
42
20
65
90
120
12
10
16
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ___, 28, 30T
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, ___, 130, 140O
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, ___, 100, 110L
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, ___, 80, 90H
Skip-count by 3s. Fill the blank: 3, 6, 9, ___, 15, 18V
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, ___, 90, 100U
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, ___, 12, 14E
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, ___, 30, 35N
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, ___, 22, 24Y
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, ___, 27, 30A
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, ___, 30, 32I
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, ___, 18, 20S
Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, ___, 45, 48K
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, ___, 70, 75G
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, ___, 50, 55R
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, ___, 140, 150D
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, ___, 150, 160W
Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, ___, 16, 18P
Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, ___, 110, 120C
0/19 letters found
Clue 2

Rounding

The stadium jumbo screen only displays estimated attendance, so we must round the official gate numbers to unlock the secondary 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
500
3000
200
7000
230
900
70
T
500
7000
3700
2900
3700
290
200
130
T
500
3000
3700
370
1300
200
1300
T
500
3000
5000
900
2900
200
5000
Round 509 to the nearest hundredT
Round 371 to the nearest tenN
Round 133 to the nearest tenF
Round 293 to the nearest tenL
Round 3,131 to the nearest thousandH
Round 916 to the nearest hundredO
Round 3,734 to the nearest hundredA
Round 189 to the nearest hundredE
Round 1,313 to the nearest hundredD
Round 7,482 to the nearest thousandS
Round 228 to the nearest tenC
Round 2,857 to the nearest hundredW
Round 5,219 to the nearest thousandR
Round 68 to the nearest tenU
0/14 letters found
Clue 3

Addition

Detective Sam combined the counts of practice helmets from both team lockers to gather more clues.

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
4570
7402
7259
3942
5897
3367
3367
5222
5897
5568
T
4570
6202
5897
7042
7042
7259
9433
5897
5568
T
4570
7402
7259
6235
7259
T
4570
2851
3258
9433
2019 + 2551 =T
2889 + 3008 =I
2138 + 1804 =V
4080 + 2155 =W
4795 + 2247 =P
2115 + 1143 =U
3473 + 1749 =A
1375 + 1476 =M
2182 + 3386 =N
1633 + 1734 =L
2556 + 4703 =E
2946 + 4456 =H
3424 + 2778 =R
5748 + 3685 =D
0/14 letters found
Clue 4

Subtraction

By subtracting the recovered playbooks from the master inventory list, the crew discovered a missing code number.

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

E
6156
7511
2288
7604
E
6156
6910
8849
E
6156
5001
1234
1234
7919
E
6156
2814
2288
E
6156
2126
7604
2053
7919
8253
3231
2053
2053
6710
2288
3085
2754
7919
5001
2288
2797
10754 - 4598 =E
11894 - 3975 =H
5717 - 2920 =R
2399 - 346 =S
7485 - 575 =N
8253 - 649 =D
4307 - 1076 =W
4410 - 1656 =Y
9176 - 2466 =P
12394 - 4141 =O
13067 - 4218 =C
5451 - 4217 =T
10888 - 3377 =V
4470 - 1385 =K
7540 - 4726 =F
5627 - 3501 =L
6997 - 1996 =A
3280 - 992 =I
0/18 letters found
Clue 5

Division facts (1-12) — the last clue

The referee divided the remaining orange pylons evenly among the field crew to decode the final signal.

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
44 ÷ 4 = ?
56 ÷ 7 = ?
48 ÷ 8 = ?
56 ÷ 8 = ?
9 ÷ 1 = ?
4 ÷ 4 = ?
3 ÷ 1 = ?
72 ÷ 6 = ?
30 ÷ 3 = ?
4 ÷ 2 = ?
55 ÷ 11 = ?
Step 2 — cross out the sentence with each answer
1.The villain dodged three tacklers, then laced up golden cleats.
2.The villain threw a sixty yard pass, then strapped on a jet backpack.
3.The villain dodged three tacklers, then pulled on sticky gloves.
4.The villain kicked the ball into orbit, then blew a laser whistle.
5.The villain blocked the entire defense, then strapped on a jet backpack.
6.The villain blocked the entire defense, then adjusted a visor shield.
7.The villain dodged three tacklers, then blew a laser whistle.
8.The villain threw a sixty yard pass, then laced up golden cleats.
9.The villain sprinted down the field, then pulled on sticky gloves.
10.The villain kicked the ball into orbit, then adjusted a visor shield.
11.The villain kicked the ball into orbit, then strapped on a jet backpack.
12.The villain sprinted down the field, then strapped on a jet backpack.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 4 math
Math topics
Skip counting, Rounding, Addition, Subtraction, Division
Reading level
grades 5-6
Theme
The Great Gridiron Trophy Heist — set in Titan Championship Stadium
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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