Math Crackers
🔎 ChristianityGrade 3Reading: grades 3-4Place valueAdditionSubtractionRoundingDivision

The Case of the Missing Golden Scroll

Someone snuck into the St. Thomas Discovery Museum during the evening light display and took the famous Golden Scroll! Detective, examine the clues, decode the evidence, and find out which suspect is responsible before the morning service!

Suspects

Possible suspects

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

21 of 21 still in play
NameSpecial GearBadge EmblemObserved TraitHair ColorDistraction
Phoebe MillerSilver BellDove PatchLeft-handed writerBrown hairOrgan music rumble
Miriam CrossClay PitcherDove PatchLeft-handed writerSilver hairOrgan music rumble
Timothy WellsBrass LanternDove PatchLeft-handed writerSilver hairStained glass glare
Matthias GrayBrass LanternOlive Branch PinLeft-handed writerBlonde hairStained glass glare
Silas ThorneWooden StaffFish EmblemLeft-handed writerBlonde hairOrgan music rumble
Chloe PalmerClay PitcherFish EmblemRight-handed writerBrown hairChurch bell chime
Brother PeterWooden StaffCrown StampRight-handed writerSilver hairOrgan music rumble
Pastor LukeWooden StaffCrown StampRight-handed writerBlonde hairOrgan music rumble
Apostle AndrewBrass LanternAnchor CrestLeft-handed writerSilver hairOrgan music rumble
Micah FinchSilver BellFish EmblemLeft-handed writerSilver hairChurch bell chime
Boaz SterlingWooden StaffFish EmblemLeft-handed writerSilver hairOrgan music rumble
Sister MaryWooden StaffCrown StampLeft-handed writerBrown hairStained glass glare
Priscilla VanceBrass LanternCrown StampRight-handed writerBlonde hairChurch bell chime
Joanna HaysBrass LanternOlive Branch PinLeft-handed writerSilver hairOrgan music rumble
Tabitha ReedSilver BellFish EmblemRight-handed writerSilver hairOrgan music rumble
Selah MarshBrass LanternFish EmblemRight-handed writerBrown hairOrgan music rumble
Gideon VanceOlive Oil FlaskDove PatchLeft-handed writerBrown hairOrgan music rumble
Lydia BennettClay PitcherOlive Branch PinLeft-handed writerSilver hairOrgan music rumble
Esther CroftWooden StaffOlive Branch PinLeft-handed writerSilver hairOrgan music rumble
Deacon JohnOlive Oil FlaskFish EmblemRight-handed writerBrown hairChurch bell chime
Titus StoneClay PitcherAnchor CrestLeft-handed writerSilver hairOrgan music rumble
Clue 1

Place value

The archivist inspects the vault digit scanner to read the security door code.

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
100
30
8000
40
70
90
90
50
70
600
7000
5000
8000
80
600
5000
T
100
6000
8000
50
1000
50
600
5000
90
70
40
8000
900
1000
50
600
200
30
2000
70
600
What is the value of the 1 in 178?T
What is the value of the 2 in 218?C
What is the value of the 7 in 573?I
What is the value of the 5 in 457?A
What is the value of the 3 in 537?H
What is the value of the 8 in 9,585?S
What is the value of the 7 in 7,604?D
What is the value of the 6 in 6,353?W
What is the value of the 8 in 8,094?E
What is the value of the 9 in 290?L
What is the value of the 9 in 3,968?B
What is the value of the 5 in 15,837?O
What is the value of the 6 in 670?N
What is the value of the 2 in 2,746?P
What is the value of the 1 in 31,236?R
What is the value of the 4 in 5,848?V
0/16 letters found
Clue 2

Addition

The museum helper gathers up all the fallen candle stands and counts 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
626
250
754
303
856
303
954
754
869
T
626
785
542
268
T
626
754
481
268
T
626
754
303
785
471
T
626
250
T
626
250
754
471
542
426
754
648
T
626
250
549
481
269
318 + 308 =T
451 + 418 =C
120 + 148 =O
329 + 527 =U
218 + 208 =L
402 + 246 =F
230 + 251 =N
169 + 302 =I
92 + 158 =H
402 + 352 =E
362 + 187 =A
202 + 101 =S
213 + 329 =R
291 + 663 =P
501 + 284 =W
98 + 171 =D
0/16 letters found
Clue 3

Subtraction

The detective compares the leftover oil jars to see how many went missing.

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
337
707
896
876
556
860
860
450
556
797
264
450
826
618
177
896
450
204
896
143
706
431
T
337
510
662
706
177
659
450
797
764
431
826
556
866
397 - 60 =T
459 - 9 =A
477 - 46 =U
786 - 79 =H
194 - 17 =R
450 - 186 =W
1049 - 343 =O
961 - 85 =V
1016 - 150 =C
278 - 135 =D
816 - 198 =F
882 - 223 =G
861 - 199 =Y
822 - 312 =B
1184 - 358 =S
1053 - 193 =L
881 - 117 =M
854 - 57 =N
1039 - 143 =E
291 - 87 =K
825 - 269 =I
0/21 letters found
Clue 4

Rounding

The courtyard display screen shows the approximate visitor count 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.

A
60
50
7000
90
3000
700
2000
6000
A
60
7000
2000
9000
A
60
50
600
40
30
500
80
500
700
A
60
2000
900
6000
700
80
7000
50
4000
90
A
60
800
8000
A
60
50
700
Round 59 to the nearest tenA
Round 455 to the nearest hundredN
Round 9,014 to the nearest thousandW
Round 836 to the nearest hundredY
Round 2,116 to the nearest thousandR
Round 50 to the nearest tenS
Round 4,456 to the nearest thousandP
Round 5,656 to the nearest thousandH
Round 26 to the nearest tenU
Round 40 to the nearest tenO
Round 2,846 to the nearest thousandV
Round 6,766 to the nearest thousandI
Round 8,081 to the nearest thousandC
Round 726 to the nearest hundredE
Round 889 to the nearest hundredT
Round 94 to the nearest tenL
Round 84 to the nearest tenD
Round 643 to the nearest hundredF
0/18 letters found
Clue 5

Division facts (1-12) — the last clue

The choir director divides the songbooks equally into stacks for the singers.

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
35 ÷ 5 = ?
121 ÷ 11 = ?
10 ÷ 10 = ?
48 ÷ 6 = ?
12 ÷ 3 = ?
36 ÷ 6 = ?
35 ÷ 7 = ?
20 ÷ 2 = ?
36 ÷ 4 = ?
12 ÷ 1 = ?
18 ÷ 6 = ?
Step 2 — cross out the sentence with each answer
1.The villain carried a clay pitcher to collect the stray keys, then showed an anchor crest to slip past the gates.
2.The villain carried a clay pitcher to collect the stray keys, then flashed a dove patch to enter the side hall.
3.The villain poured an olive oil flask to loosen the hinge, then showed an anchor crest to slip past the gates.
4.The villain rang a silver bell to confuse the security guard, then wore a fish emblem while crossing the courtyard.
5.The villain rang a silver bell to confuse the security guard, then showed an anchor crest to slip past the gates.
6.The villain used a wooden staff to hook the glass cover, then flashed a dove patch to enter the side hall.
7.The villain used a wooden staff to hook the glass cover, then wore a fish emblem while crossing the courtyard.
8.The villain poured an olive oil flask to loosen the hinge, then flashed a dove patch to enter the side hall.
9.The villain poured an olive oil flask to loosen the hinge, then stamped a crown stamp onto the visitor register.
10.The villain used a wooden staff to hook the glass cover, then stamped a crown stamp onto the visitor register.
11.The villain used a brass lantern to shine light on the lock, then showed an anchor crest to slip past the gates.
12.The villain rang a silver bell to confuse the security guard, then stamped a crown stamp onto the visitor register.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 3 math
Math topics
Place value, Addition, Subtraction, Rounding, Division
Reading level
grades 3-4
Theme
The Case of the Missing Golden Scroll — set in St. Thomas Discovery Museum
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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