Math Mysteries
🔎 Reading,books,golfGrade 5Reading: grades 5-6Fractions of a numberAdditionSubtractionOrder of operations

The Mystery of the Missing Masterpiece

The golden Hacker's Almanac has been stolen right before the annual Fairway Literary Open! The thief left a trail of torn pages and damaged golf tees all over the course.

Suspects

Possible suspects

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

21 of 21 still in play
NameGolf Shot StyleBookish GearSwing HandVisor HaircutGolf Hazard Weakness
Ernest Hemingwaybouncing hook shotpaper stormleft handed swingslicked back ponyloud whispering
Jane Austenbouncing hook shotbookmark shieldleft handed swingspiky visor hairrough grass
Tolkiengravity golf slicehover bookright handed swingspiky visor hairrough grass
Mark Twainbouncing hook shothover bookleft handed swingslicked back ponydeep water hazard
Phil Mickelsonbouncing hook shothover bookright handed swingspiky visor hairloud whispering
Arnold Palmermagnetic golf swingink sprayerright handed swingslicked back ponyloud whispering
Nancy Drewgravity golf sliceglowing glassesright handed swingspiky visor hairrough grass
Edgar Poegravity golf slicebookmark shieldright handed swingspiky visor hairrough grass
Payne Stewartmagnetic golf swingpaper stormright handed swingspiky visor hairrough grass
Huckleberry Finnwind tunnel driveink sprayerright handed swingslicked back ponydeep water hazard
Gary Playergravity golf sliceglowing glassesright handed swingspiky visor hairdeep water hazard
Ben Hogansonic puttglowing glassesleft handed swingslicked back ponydeep water hazard
Alice Liddellgravity golf sliceglowing glassesleft handed swingspiky visor hairrough grass
Rory McIlroywind tunnel drivepaper stormleft handed swingspiky visor hairrough grass
Tiger Woodswind tunnel drivebookmark shieldright handed swingmessy curlsdeep water hazard
Herman Melvillewind tunnel drivebookmark shieldright handed swingmessy curlsrough grass
Charles Dickensgravity golf slicebookmark shieldright handed swingmessy curlsrough grass
George Orwellmagnetic golf swingink sprayerright handed swingspiky visor hairrough grass
Sherlock Holmesbouncing hook shotink sprayerright handed swingspiky visor hairrough grass
Jack Nicklauswind tunnel drivepaper stormright handed swingslicked back ponydeep water hazard
Seve Ballesterossonic putthover bookleft handed swingmessy curlsdeep water hazard
Clue 1

Fractions of a number

We search the wrecked archives. Only a fraction of the index cards are still in their drawers, which points us to our first 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
35
15
37
8
15
30
4
T
35
5
39
18
5
37
33
4
5
T
35
2
33
37
30
4
21
4
23
33
8
29
30
7
37
29
7/8 of 40 =T
1/3 of 21 =Y
5/6 of 6 =O
1/6 of 12 =U
4/8 of 42 =I
5/10 of 78 =M
2/3 of 12 =P
1/4 of 92 =K
2/8 of 132 =S
2/5 of 45 =D
1/6 of 24 =N
1/6 of 180 =A
3/6 of 30 =H
2/6 of 87 =R
2/4 of 74 =E
0/15 letters found
Clue 2

Addition

We count the total number of neon golf tees left scattered across the fairways to reveal the thief's direction.

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

R
6613
3065
9654
8705
9603
8705
6459
9630
9249
3709
9249
9249
3065
6437
5589
9603
4330
2895
3709
R
6613
3709
5728
5589
8008
9630
9249
5589
9630
9603
8705
3709
9654
R
6613
3709
3709
9630
3356 + 3257 =R
1037 + 2028 =I
2622 + 3106 =F
4257 + 2202 =A
2175 + 2155 =S
5514 + 2494 =U
4012 + 4693 =H
5433 + 3816 =D
6432 + 3198 =N
1700 + 2009 =E
2373 + 3216 =O
1779 + 1116 =W
2668 + 3769 =V
4326 + 5277 =T
4035 + 5619 =G
0/15 letters found
Clue 3

Subtraction

The thief tore pages out of the encyclopedia. Subtracting the remaining pages from the total tells us how much they stole.

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
3603
8857
6713
5762
8857
4250
5401
T
3603
8535
5013
T
3603
1954
2738
5762
5762
6713
8479
8535
5401
T
3603
8857
6713
1954
8535
6035
4419
8857
4419
1954
4250
8416
8416
6113 - 2510 =T
6298 - 536 =P
5464 - 451 =M
11938 - 3403 =O
8464 - 1751 =E
9410 - 553 =H
6737 - 3999 =I
13333 - 4917 =S
9271 - 3870 =N
6682 - 2432 =A
4592 - 2638 =R
8379 - 2344 =U
4904 - 485 =G
9787 - 1308 =D
0/14 letters found
Clue 4

Order of operations

We find a coded golf scorecard. To solve the sequence, we must follow the strict rules of operations to find the hidden message.

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

S
38
29
73
35
63
77
73
S
38
34
60
24
69
73
60
45
69
S
38
S
38
70
69
12
12
68
53
34
70
69
64
60
69
70
57
24
13 + 5 × 5 =S
19 + 3 × 5 =O
9 × 8 - 3 =A
55 + 2 × 9 =I
10 × 6 - 3 =C
47 + 2 × 8 =Y
8 × 11 - 18 =N
6 × 12 - 12 =R
9 × 11 - 22 =V
10 + 9 × 6 =B
14 + 2 × 5 =H
5 × 11 - 26 =P
12 × 2 - 12 =G
12 × 8 - 28 =E
32 + 3 × 7 =D
6 × 7 - 7 =K
9 + 6 × 6 =W
0/17 letters found
Clue 5

Fractions of a number — the last clue

Confetti from shredded book pages covers a fraction of the putting green. Finding the exact portion leads us to the final clue.

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
4/10 of 5 = ?
1/5 of 45 = ?
1/5 of 50 = ?
2/4 of 8 = ?
2/6 of 9 = ?
5/10 of 16 = ?
1/2 of 10 = ?
1/3 of 18 = ?
1/3 of 3 = ?
1/5 of 35 = ?
3/10 of 40 = ?
Step 2 — cross out the sentence with each answer
1.The villain blasted a wind tunnel drive, then blocked the exit with a bookmark shield.
2.The villain launched a gravity golf slice, then scouted the room with glowing glasses.
3.The villain swung a magnetic golf club, then splattered the walls with an ink sprayer.
4.The villain blasted a wind tunnel drive, then scouted the room with glowing glasses.
5.The villain struck a loud sonic putt, then blinded the guards with a paper storm.
6.The villain curved a bouncing hook shot, then blocked the exit with a bookmark shield.
7.The villain curved a bouncing hook shot, then escaped the scene riding a hover book.
8.The villain struck a loud sonic putt, then splattered the walls with an ink sprayer.
9.The villain launched a gravity golf slice, then blocked the exit with a bookmark shield.
10.The villain swung a magnetic golf club, then blinded the guards with a paper storm.
11.The villain launched a gravity golf slice, then escaped the scene riding a hover book.
12.The villain launched a gravity golf slice, then splattered the walls with an ink sprayer.
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, Addition, Subtraction, Order of operations
Reading level
grades 5-6
Theme
The Mystery of the Missing Masterpiece — set in The Green Jacket Library and Country Club
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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