Math Crackers
Grade 3Reading: grades 3-4MultiplicationAdditionRoundingSubtractionDivision

Mystery at the Temple of the Golden Monkey

Someone snuck into the Sunken Temple and snatched the Golden Monkey Idol before the team could protect it! Solve the math clues around the campsite to track down the thief.

Suspects

Possible suspects

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

21 of 21 still in play
NamePrimary ToolSide GearDominant HandHair StyleSecret Fear
Diego MarquezSmoke BombDiving MaskLeft handedBraided HairFear of Snakes
Mary KingsleyMacheteTorch LampLeft handedBraided HairFear of Snakes
Indiana JonesMacheteClimbing SpikesLeft handedBraided HairFear of Bats
Benjamin GatesGolden CompassSignal FlareRight handedSpiky HairFear of Snakes
Rick OConnellGrappling HookSignal FlareRight handedBraided HairFear of Spiders
Will TurnerGolden CompassParachuteRight handedCurly HairFear of Bats
Jack SparrowCompass WatchClimbing SpikesLeft handedSpiky HairFear of Snakes
Marco PoloCompass WatchParachuteLeft handedBraided HairFear of Bats
SacagaweaMacheteClimbing SpikesLeft handedSpiky HairFear of Bats
Roald AmundsenCompass WatchParachuteLeft handedSpiky HairFear of Snakes
Jacques CousteauMacheteTorch LampRight handedSpiky HairFear of Bats
Hiram BinghamMacheteDiving MaskRight handedBraided HairFear of Snakes
Dora MarquezGolden CompassTorch LampRight handedSpiky HairFear of Bats
Nellie BlyMacheteClimbing SpikesLeft handedBraided HairFear of Snakes
Riley PooleGolden CompassSignal FlareLeft handedBraided HairFear of Spiders
Nathan DrakeSmoke BombClimbing SpikesRight handedBraided HairFear of Snakes
Matthew HensonCompass WatchSignal FlareRight handedSpiky HairFear of Bats
Lara CroftMacheteClimbing SpikesRight handedSpiky HairFear of Snakes
Amelia EarhartMacheteParachuteLeft handedBraided HairFear of Snakes
Elizabeth SwannSmoke BombClimbing SpikesLeft handedBraided HairFear of Snakes
Evie CarnahanCompass WatchDiving MaskRight handedBraided HairFear of Snakes
Clue 1

Multiplication facts (1-12)

You count equal rows of gear crates stacked inside the supply tent.

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
60
40
8
55
44
54
54
4
44
22
16
108
8
56
22
108
T
60
12
56
8
4
T
60
108
30
2
40
54
4
144
77
5 × 12 =T
2 × 1 =C
4 × 1 =A
8 × 7 =S
12 × 9 =O
4 × 10 =H
11 × 7 =P
11 × 5 =V
2 × 6 =U
9 × 6 =L
1 × 8 =E
4 × 11 =I
12 × 12 =M
5 × 6 =R
2 × 8 =D
2 × 11 =N
0/16 letters found
Clue 2

Addition

You tally up all the loose gold coins left scattered near the altar.

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
362
559
699
237
630
590
590
590
797
W
362
481
630
401
699
816
797
237
776
630
776
275
797
690
816
303
481
776
559
237
983
161 + 201 =W
346 + 430 =D
410 + 387 =A
259 + 142 =F
227 + 403 =E
303 + 387 =P
139 + 164 =O
281 + 535 =H
343 + 216 =I
120 + 117 =N
173 + 102 =M
217 + 373 =S
417 + 282 =T
506 + 477 =G
308 + 173 =L
0/15 letters found
Clue 3

Rounding

An ancient stone dial gives a rough estimate 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.

S
700
200
S
700
8000
800
30
900
50
60
800
9000
50
500
600
4000
6000
20
2000
S
700
S
700
2000
300
40
S
700
300
6000
5000
800
Round 707 to the nearest hundredS
Round 8,256 to the nearest thousandP
Round 795 to the nearest hundredE
Round 24 to the nearest tenH
Round 466 to the nearest hundredR
Round 612 to the nearest hundredO
Round 43 to the nearest tenG
Round 219 to the nearest hundredU
Round 9,290 to the nearest thousandD
Round 49 to the nearest tenF
Round 5,401 to the nearest thousandK
Round 4,182 to the nearest thousandM
Round 5,994 to the nearest thousandA
Round 866 to the nearest hundredT
Round 2,238 to the nearest thousandI
Round 60 to the nearest tenL
Round 31 to the nearest tenC
Round 252 to the nearest hundredN
0/18 letters found
Clue 4

Subtraction

You take away damaged tools from the main stash to see what is left.

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

L
410
112
586
628
111
760
708
868
415
356
415
879
708
868
760
683
586
708
628
628
356
415
112
586
111
575
683
879
432 - 22 =L
472 - 361 =B
924 - 164 =R
916 - 208 =A
568 - 212 =E
909 - 323 =N
863 - 288 =U
703 - 20 =S
1224 - 356 =I
1092 - 213 =H
843 - 215 =G
724 - 309 =D
218 - 106 =O
0/13 letters found
Clue 5

Division facts (1-12) — the last clue

You split the remaining climbing ropes evenly among the search 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 = ?
110 ÷ 11 = ?
28 ÷ 4 = ?
60 ÷ 10 = ?
8 ÷ 2 = ?
11 ÷ 11 = ?
36 ÷ 3 = ?
10 ÷ 2 = ?
27 ÷ 3 = ?
96 ÷ 12 = ?
22 ÷ 2 = ?
Step 2 — cross out the sentence with each answer
1.The villain cracked the ancient lock, then zipped down the rope.
2.The villain swung across the chasm, then zipped down the rope.
3.The villain unlocked the stone door, then zipped down the rope.
4.The villain snagged the golden idol, then vanished in the mist.
5.The villain cracked the ancient lock, then escaped through the tunnel.
6.The villain snagged the golden idol, then leaped into the river.
7.The villain unlocked the stone door, then ran into the jungle.
8.The villain cracked the ancient lock, then leaped into the river.
9.The villain snagged the golden idol, then zipped down the rope.
10.The villain swung across the chasm, then leaped into the river.
11.The villain snagged the golden idol, then escaped through the tunnel.
12.The villain snagged the golden idol, then ran into the jungle.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 3 math
Math topics
Multiplication, Addition, Rounding, Subtraction, Division
Reading level
grades 3-4
Theme
Mystery at the Temple of the Golden Monkey — set in Sunken Temple of the Golden Monkey
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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