⚽ Basketball footballGrade 4Reading: grades 3-4RoundingAdditionSubtractionMultiplicationDivision
The Case of the Missing Championship Trophy
Right before the big Sports Mashup Championship game between basketball and football pros, the golden trophy vanished from center court! Detective, use the math clues from around the stadium to catch the stadium snatcher.
Suspects
Possible suspects
Cross off a row as each clue rules it out. On screen, tap a row.
21 of 21 still in play
| Name | Signature Move | Special Gear | Dominant Hand | Hairstyle | Weakness |
|---|---|---|---|---|---|
| Peyton Manning | Field Goal | Championship Ring | Right Handed | Curly Hair | Loud Whistle |
| Josh Allen | Slam Dunk | Golden Whistle | Left Handed | High Top | Popcorn Smell |
| Steph Curry | Alley Oop | Championship Ring | Right Handed | High Top | Loud Whistle |
| Shaquille O'Neal | Hail Mary | Glow Basketball | Left Handed | High Top | Squeaky Shoes |
| Giannis Antetokounmpo | Alley Oop | Foam Finger | Right Handed | Curly Hair | Popcorn Smell |
| Luka Doncic | Slam Dunk | Glow Basketball | Left Handed | High Top | Squeaky Shoes |
| Serena Williams | Hail Mary | Glow Basketball | Left Handed | Buzz Cut | Loud Whistle |
| Justin Jefferson | Slam Dunk | Golden Whistle | Left Handed | High Top | Loud Whistle |
| Tyreek Hill | Alley Oop | Foam Finger | Left Handed | High Top | Loud Whistle |
| LeBron James | Hail Mary | Championship Ring | Left Handed | High Top | Squeaky Shoes |
| A'ja Wilson | Fast Break | Mascot Mask | Left Handed | High Top | Popcorn Smell |
| Kobe Bryant | Alley Oop | Mascot Mask | Right Handed | Buzz Cut | Squeaky Shoes |
| Breanna Stewart | Field Goal | Mascot Mask | Left Handed | High Top | Loud Whistle |
| Caitlin Clark | Alley Oop | Foam Finger | Right Handed | Curly Hair | Loud Whistle |
| Jalen Hurts | Field Goal | Foam Finger | Left Handed | High Top | Loud Whistle |
| Michael Jordan | Fast Break | Mascot Mask | Left Handed | Curly Hair | Loud Whistle |
| Lamar Jackson | Slam Dunk | Championship Ring | Left Handed | Curly Hair | Squeaky Shoes |
| Patrick Mahomes | Hail Mary | Championship Ring | Right Handed | High Top | Squeaky Shoes |
| Devin Booker | Hail Mary | Glow Basketball | Left Handed | Buzz Cut | Popcorn Smell |
| Sabrina Ionescu | Slam Dunk | Golden Whistle | Left Handed | Buzz Cut | Loud Whistle |
| Angel Reese | Alley Oop | Glow Basketball | Left Handed | High Top | Loud Whistle |
Clue 1
Rounding
The stadium digital clock rounded the suspect escape time 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
170
370
5000
90
7000
90
3700
5000
1700
T
170
370
20
90
9000
1300
900
110
1300
2900
2000
20
90
300
5000
T
170
2000
20
110
110
Round 166 to the nearest tenT
Round 3,686 to the nearest hundredP
Round 110 to the nearest tenL
Round 8,959 to the nearest thousandN
Round 343 to the nearest hundredK
Round 19 to the nearest tenA
Round 2,916 to the nearest hundredW
Round 897 to the nearest hundredG
Round 366 to the nearest tenH
Round 88 to the nearest tenS
Round 1,273 to the nearest hundredO
Round 5,152 to the nearest thousandE
Round 1,669 to the nearest hundredC
Round 7,365 to the nearest thousandU
Round 2,225 to the nearest thousandB
0/15 letters found
Clue 2
Addition
Coach Marcus totaled up all the heavy equipment bags left near the court.
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
4971
4928
7194
4864
7131
4864
5927
7194
4632
T
4971
4864
4928
2195
2195
T
4971
4864
2352
7274
T
4971
4928
T
4971
4928
7194
7274
3503
8534
7194
3764
T
4971
4928
5805
6834
7434
3373 + 1598 =T
5202 + 2232 =D
1775 + 4030 =A
4309 + 2885 =E
1099 + 1096 =O
3726 + 3405 =U
1482 + 3382 =S
3792 + 2135 =P
2522 + 1242 =F
2311 + 2321 =C
5432 + 3102 =L
1519 + 3409 =H
2715 + 4119 =N
1414 + 938 =W
1703 + 1800 =R
2956 + 4318 =I
0/16 letters found
Clue 3
Subtraction
The mascot checked how many practice footballs were missing from the rack.
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
7988
6295
5373
4144
4411
3971
4684
6584
1260
3544
6295
1348
3496
5373
6153
4657
4144
1260
1348
4411
3544
4684
1348
1260
4144
1260
4405
1348
3496
3544
10715 - 2727 =A
5707 - 2211 =C
6249 - 2278 =W
4779 - 3431 =E
4346 - 3086 =S
5923 - 1239 =H
6920 - 625 =L
6831 - 3287 =T
8107 - 3963 =U
7003 - 2592 =D
9307 - 2723 =I
7384 - 2011 =O
5910 - 1253 =F
8715 - 2562 =N
4426 - 21 =P
0/15 letters found
Clue 4
Multiplication facts (1-12)
The stat keeper counted the stadium seats by multiplying the equal rows.
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
96
15
77
20
25
77
45
77
15
100
56
100
15
70
24
15
T
96
88
72
15
100
70
6
20
T
96
6
100
45
56
8 × 12 =T
10 × 10 =A
9 × 5 =N
5 × 5 =C
3 × 8 =G
5 × 3 =H
3 × 2 =R
11 × 8 =O
7 × 10 =I
12 × 6 =P
10 × 2 =S
11 × 7 =E
7 × 8 =D
0/13 letters found
Clue 5
Division facts (1-12) — the last clue
The equipment manager shared the practice jerseys equally among the team squads.
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
12 ÷ 6 = ?
120 ÷ 12 = ?
30 ÷ 10 = ?
60 ÷ 12 = ?
132 ÷ 11 = ?
1 ÷ 1 = ?
40 ÷ 10 = ?
44 ÷ 4 = ?
16 ÷ 2 = ?
18 ÷ 3 = ?
35 ÷ 5 = ?
Step 2 — cross out the sentence with each answer
1.The villain started a fast break, then showed off the championship ring.
2.The villain tossed an alley oop, then waved the foam finger.
3.The villain kicked a field goal, then pulled on the mascot mask.
4.The villain threw a hail mary pass, then blew the golden whistle.
5.The villain tossed an alley oop, then bounced the glow basketball.
6.The villain executed a slam dunk, then bounced the glow basketball.
7.The villain started a fast break, then blew the golden whistle.
8.The villain threw a hail mary pass, then pulled on the mascot mask.
9.The villain executed a slam dunk, then blew the golden whistle.
10.The villain kicked a field goal, then waved the foam finger.
11.The villain kicked a field goal, then blew the golden whistle.
12.The villain started a fast break, then pulled on the mascot mask.
Solve it
Name the culprit
Choose the one suspect left standing.
Answer Key — The Case of the Missing Championship Trophy
Culprit: Justin Jefferson (Slam Dunk · Golden Whistle · Left Handed · High Top · Loud Whistle)
- Clue 1 (Rounding): "THE SUSPECT HAS NO GLOW BASKETBALL"Round 166 to the nearest ten = 170 (T) · Round 3,686 to the nearest hundred = 3700 (P) · Round 110 to the nearest ten = 110 (L) · Round 8,959 to the nearest thousand = 9000 (N) · Round 343 to the nearest hundred = 300 (K) · Round 19 to the nearest ten = 20 (A) · Round 2,916 to the nearest hundred = 2900 (W) · Round 897 to the nearest hundred = 900 (G) · Round 366 to the nearest ten = 370 (H) · Round 88 to the nearest ten = 90 (S) · Round 1,273 to the nearest hundred = 1300 (O) · Round 5,152 to the nearest thousand = 5000 (E) · Round 1,669 to the nearest hundred = 1700 (C) · Round 7,365 to the nearest thousand = 7000 (U) · Round 2,225 to the nearest thousand = 2000 (B)
- Clue 2 (Addition): "THE SUSPECT SHOOTS WITH THEIR LEFT HAND"3373 + 1598 = 4971 (T) · 5202 + 2232 = 7434 (D) · 1775 + 4030 = 5805 (A) · 4309 + 2885 = 7194 (E) · 1099 + 1096 = 2195 (O) · 3726 + 3405 = 7131 (U) · 1482 + 3382 = 4864 (S) · 3792 + 2135 = 5927 (P) · 2522 + 1242 = 3764 (F) · 2311 + 2321 = 4632 (C) · 5432 + 3102 = 8534 (L) · 1519 + 3409 = 4928 (H) · 2715 + 4119 = 6834 (N) · 1414 + 938 = 2352 (W) · 1703 + 1800 = 3503 (R) · 2956 + 4318 = 7274 (I)
- Clue 3 (Subtraction): "A LOUD WHISTLE CONFUSED THE SUSPECT"10715 - 2727 = 7988 (A) · 5707 - 2211 = 3496 (C) · 6249 - 2278 = 3971 (W) · 4779 - 3431 = 1348 (E) · 4346 - 3086 = 1260 (S) · 5923 - 1239 = 4684 (H) · 6920 - 625 = 6295 (L) · 6831 - 3287 = 3544 (T) · 8107 - 3963 = 4144 (U) · 7003 - 2592 = 4411 (D) · 9307 - 2723 = 6584 (I) · 7384 - 2011 = 5373 (O) · 5910 - 1253 = 4657 (F) · 8715 - 2562 = 6153 (N) · 4426 - 21 = 4405 (P)
- Clue 4 (Multiplication facts (1-12)): "THE SCENE HAD A HIGH TOP HAIR STRAND"8 × 12 = 96 (T) · 10 × 10 = 100 (A) · 9 × 5 = 45 (N) · 5 × 5 = 25 (C) · 3 × 8 = 24 (G) · 5 × 3 = 15 (H) · 3 × 2 = 6 (R) · 11 × 8 = 88 (O) · 7 × 10 = 70 (I) · 12 × 6 = 72 (P) · 10 × 2 = 20 (S) · 11 × 7 = 77 (E) · 7 × 8 = 56 (D)
- Clue 5 (Division facts (1-12)): surviving statement (box 9) → Justin Jefferson12 ÷ 6 = 2 · 120 ÷ 12 = 10 · 30 ÷ 10 = 3 · 60 ÷ 12 = 5 · 132 ÷ 11 = 12 · 1 ÷ 1 = 1 · 40 ÷ 10 = 4 · 44 ÷ 4 = 11 · 16 ÷ 2 = 8 · 18 ÷ 3 = 6 · 35 ÷ 5 = 7
About this mystery
- Grade level
- Grade 4 math
- Math topics
- Rounding, Addition, Subtraction, Multiplication, Division
- Reading level
- grades 3-4
- Theme
- The Case of the Missing Championship Trophy — set in The Great Sports Dome
- Format
- Interactive online & printable worksheet with answer key
- Solution
- One unique, verified culprit among 21 suspects