Math Mysteries
🔎 Golf,reading,booksGrade 5Reading: grades 5-6Fractions of a numberOrder of operationsMultiplicationRoundingDivision

The Mystery of the Fairway Library

A villain has stolen the legendary Golden Golf Tee, which was being used as a bookmark inside a priceless first-edition novel! It is up to you to crack the clues and find the thief before the grand tournament begins.

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 TechniqueLibrary TrickStanceHair and HeadwearDistraction
Nelly Kordasand wedge escapesilent turningright handed gripvisor with brown hairloud page rustle
Dav Pilkeylaser aimheavy hardcover throwright handed gripcap with blonde hairloud page rustle
R L Stineheavy slicebookmark shieldleft handed gripcap with blonde hairloud page rustle
Arnold Palmerheavy slicebookmark shieldright handed griphat with black hairbright golf ball glow
Roald Dahllaser aimheavy hardcover throwleft handed gripcap with blonde hairloud page rustle
Beverly Clearyheavy slicespeed readingleft handed gripvisor with brown hairbright golf ball glow
Justin Thomaspower drivebook storage bagright handed gripvisor with brown hairsqueaky golf shoes
Jack Nicklaustrick puttsilent turningright handed gripvisor with brown hairbright golf ball glow
E B Whitetrick puttheavy hardcover throwright handed gripvisor with brown hairsqueaky golf shoes
J K Rowlingtrick puttbookmark shieldleft handed griphat with black hairsqueaky golf shoes
Lexi Thompsonpower drivebook storage bagright handed gripcap with blonde hairloud page rustle
Annika Sorenstamsand wedge escapeheavy hardcover throwleft handed griphat with black hairsqueaky golf shoes
Dr Seusslaser aimbookmark shieldleft handed griphat with black hairsqueaky golf shoes
Tiger Woodsheavy slicebook storage bagright handed gripvisor with brown hairbright golf ball glow
Judy Blumetrick puttbookmark shieldleft handed gripvisor with brown hairbright golf ball glow
Beatrix Pottersand wedge escapeheavy hardcover throwleft handed gripvisor with brown hairbright golf ball glow
Rick Riordansand wedge escapesilent turningleft handed gripvisor with brown hairloud page rustle
Jordan Spiethtrick puttbookmark shieldleft handed gripvisor with brown hairloud page rustle
Lewis Carrollheavy slicesilent turningleft handed gripcap with blonde hairbright golf ball glow
Mary Pope Osbornesand wedge escapespeed readingleft handed gripvisor with brown hairbright golf ball glow
Payne Stewartsand wedge escapebook storage bagleft handed gripvisor with brown hairbright golf ball glow
Clue 1

Fractions of a number

The detective finds a torn book list in the golf cart. Only a fraction of the total titles are checked off, revealing the 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
27
20
3
36
30
33
37
34
T
27
37
5
3
38
33
5
T
27
T
27
20
16
5
2
20
30
16
37
26
5
7
3
16
38
3/4 of 36 =T
1/6 of 42 =V
2/4 of 66 =N
2/3 of 39 =C
8/10 of 25 =H
4/8 of 76 =S
2/4 of 32 =R
2/6 of 111 =D
1/6 of 30 =O
4/10 of 85 =I
1/3 of 108 =B
4/6 of 45 =A
1/3 of 9 =E
2/4 of 4 =W
0/14 letters found
Clue 2

Order of operations

To open the secret scorecard safe, the detective must solve the strict order of buttons to push on the lock.

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
20
63
74
47
78
73
71
10
55
78
36
43
63
62
67
74
64
55
56
74
54
T
20
63
55
24
64
74
64
43
67
73
24
47
3 × 12 - 16 =T
42 + 6 × 2 =F
8 × 11 - 14 =E
62 + 4 × 4 =R
32 + 2 × 2 =K
8 + 4 × 4 =N
43 + 8 × 3 =W
7 × 11 - 13 =D
19 + 4 × 7 =G
14 + 8 × 6 =O
31 + 6 × 4 =A
8 × 10 - 24 =L
5 × 12 - 17 =S
9 × 4 - 26 =M
7 × 10 - 7 =H
59 + 2 × 7 =I
10 × 8 - 9 =P
0/17 letters found
Clue 3

Multiplication facts (1-12)

We count the neat rows of golf ball boxes stacked on the library shelves, multiplying them to find the total.

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
50
66
80
54
81
6
55
22
11
80
63
110
T
50
T
50
66
80
81
84
55
56
66
T
50
81
110
6
6
56
6
8
44
5 × 10 =T
6 × 1 =L
8 × 7 =G
8 × 10 =E
11 × 5 =I
7 × 12 =R
11 × 4 =W
7 × 9 =D
11 × 2 =N
11 × 10 =A
11 × 1 =K
2 × 4 =O
9 × 9 =B
6 × 11 =H
6 × 9 =Y
0/15 letters found
Clue 4

Rounding

The radar gun on the driving range only displays speeds rounded to the nearest ten, hiding the exact 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.

W
230
370
500
700
170
130
110
2900
200
700
W
230
130
5000
90
200
1700
130
110
5000
170
130
110
370
200
1700
1100
430
5000
700
200
Round 227 to the nearest tenW
Round 1,741 to the nearest hundredA
Round 503 to the nearest hundredF
Round 167 to the nearest tenU
Round 2,919 to the nearest hundredB
Round 129 to the nearest tenN
Round 1,105 to the nearest hundredV
Round 94 to the nearest tenT
Round 109 to the nearest tenD
Round 427 to the nearest tenI
Round 369 to the nearest tenE
Round 4,673 to the nearest thousandS
Round 682 to the nearest hundredO
Round 181 to the nearest hundredR
0/14 letters found
Clue 5

Division facts (1-12) — the last clue

The suspects share a bag of bookmarks equally. Splitting them up tells us exactly who was present.

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 = ?
80 ÷ 8 = ?
40 ÷ 8 = ?
35 ÷ 5 = ?
9 ÷ 1 = ?
72 ÷ 9 = ?
8 ÷ 2 = ?
132 ÷ 11 = ?
16 ÷ 8 = ?
12 ÷ 12 = ?
48 ÷ 8 = ?
Step 2 — cross out the sentence with each answer
1.The villain aims a laser pointer at the bookshelf, then sneaks out with silent page turns.
2.The villain putts a ball into the secret book switch, then chucks a heavy dictionary at the alarm.
3.The villain putts a ball into the secret book switch, then blocks the cameras with a giant bookmark.
4.The villain blasts sand out of a trap onto the rare novels, then sneaks out with silent page turns.
5.The villain blasts sand out of a trap onto the rare novels, then stuffs the stolen volumes into a golf bag.
6.The villain drives a golf ball through the library window, then sneaks out with silent page turns.
7.The villain slices a golf ball into the card catalog, then sneaks out with silent page turns.
8.The villain drives a golf ball through the library window, then blocks the cameras with a giant bookmark.
9.The villain slices a golf ball into the card catalog, then stuffs the stolen volumes into a golf bag.
10.The villain blasts sand out of a trap onto the rare novels, then speed reads the escape map.
11.The villain slices a golf ball into the card catalog, then speed reads the escape map.
12.The villain putts a ball into the secret book switch, then speed reads the escape map.
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, Order of operations, Multiplication, Rounding, Division
Reading level
grades 5-6
Theme
The Mystery of the Fairway Library — set in The Novelty Greens Country Club, where the golf holes are themed after classic books
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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