Math Mysteries
🔎 Roblox DeathRunGrade 5Reading: grades 5-6Fractions of a numberOrder of operationsMultiplicationRoundingDivision

The DeathRun Trap Sabotage

A rogue player has hijacked the DeathRun server controls! They triggered a hidden lava trap at the end of the Castle Ruins map, dropping the Chief Runner into the pit. We need to analyze the server logs and trap data to find the Rogue Killer before the next round 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
NameFavorite TrapActive PerkClicking HandAvatar HatFoil Perk
BadccFalling BoulderShield CharmRight hand button presserBlack Ninja HoodLag Spike
JDPoison DartDouble JumpRight hand button presserBlack Ninja HoodLag Spike
TelamonLava PitGravity CoilLeft hand button presserBlack Ninja HoodLag Spike
Linkmon99Poison DartGravity CoilRight hand button presserNeon Blue SpikesLag Spike
PokePoison DartTime WarpRight hand button presserBlack Ninja HoodBan Hammer
GamingWithKevFalling BoulderSpeed CoilRight hand button presserBlack Ninja HoodLag Spike
SubPoison DartSpeed CoilLeft hand button presserGolden Roblox HairLag Spike
MeganPlaysTricky BridgeSpeed CoilRight hand button presserNeon Blue SpikesLag Spike
Lando6400Spike WallShield CharmRight hand button presserNeon Blue SpikesLag Spike
ZackeryPoison DartSpeed CoilRight hand button presserNeon Blue SpikesLag Spike
PrestonSpike WallSpeed CoilRight hand button presserNeon Blue SpikesLag Spike
BriannaLava PitGravity CoilLeft hand button presserBlack Ninja HoodFreeze Ray
MyUsernamesThisPoison DartDouble JumpLeft hand button presserBlack Ninja HoodFreeze Ray
ThinknoodlesSpike WallSpeed CoilRight hand button presserNeon Blue SpikesBan Hammer
BuildermanLava PitSpeed CoilLeft hand button presserNeon Blue SpikesFreeze Ray
SketchTricky BridgeSpeed CoilLeft hand button presserBlack Ninja HoodBan Hammer
TofuuLava PitDouble JumpLeft hand button presserNeon Blue SpikesFreeze Ray
AlexTricky BridgeShield CharmRight hand button presserBlack Ninja HoodBan Hammer
KadenLava PitSpeed CoilRight hand button presserGolden Roblox HairBan Hammer
CorlSpike WallShield CharmLeft hand button presserNeon Blue SpikesLag Spike
AlbertTricky BridgeSpeed CoilLeft hand button presserNeon Blue SpikesFreeze Ray
Clue 1

Fractions of a number

Our system database has locked up, but we can read a tiny fraction of the active player profiles to rule out a perk.

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
16
36
27
31
8
14
14
12
8
33
34
2
27
15
33
2
T
16
13
15
27
7
9
12
31
8
T
16
35
23
2
8
14
1/5 of 80 =T
1/3 of 81 =E
2/10 of 40 =I
3/6 of 68 =D
2/10 of 175 =Y
1/2 of 26 =U
1/10 of 70 =G
1/10 of 90 =R
1/4 of 124 =V
2/4 of 46 =C
1/6 of 198 =N
2/10 of 180 =H
2/6 of 6 =O
3/8 of 40 =S
3/10 of 40 =A
4/6 of 21 =L
0/16 letters found
Clue 2

Order of operations

To unlock the security feed showing which hand clicked the button, we must solve a multi-step trap code equation.

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
39
13
64
T
39
41
23
79
44
23
15
T
39
41
57
79
79
64
10
52
49
23
41
57
7
13
T
39
13
23
56
10
58
76
57
58
18
8 × 6 - 9 =T
6 × 10 - 16 =W
7 × 10 - 12 =C
7 × 10 - 13 =I
36 + 2 × 8 =B
11 × 6 - 10 =N
5 × 4 - 5 =S
1 + 3 × 2 =G
2 + 7 × 3 =A
4 + 2 × 7 =K
7 × 4 - 18 =D
1 + 2 × 6 =H
12 × 6 - 8 =E
11 × 9 - 23 =L
19 + 5 × 6 =Y
5 + 9 × 4 =R
11 × 8 - 9 =P
0/17 letters found
Clue 3

Multiplication facts (1-12)

The villain ran across a grid of trick tiles. If we multiply the rows of tiles, we can find the exact strength of their weakness.

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
32
42
90
3
1
24
24
90
3
1
50
90
12
80
144
80
11
50
9
22
60
90
T
32
40
90
50
20
80
9
90
8 × 4 =T
9 × 10 =E
11 × 1 =G
8 × 3 =N
2 × 10 =C
7 × 6 =H
10 × 8 =A
12 × 12 =L
2 × 11 =I
5 × 10 =S
10 × 6 =K
8 × 5 =O
1 × 1 =U
1 × 3 =R
3 × 4 =D
3 × 3 =P
0/16 letters found
Clue 4

Rounding

A lobby speed sensor caught the villain running, but it only displays speed estimates rounded to the nearest tenth.

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

B
70
430
300
3700
130
430
1700
230
2000
200
130
30
290
2000
2300
3700
30
230
3700
2900
3700
430
3700
3000
1100
9000
1100
1100
1300
3700
1100
2900
9000
290
Round 66 to the nearest tenB
Round 1,725 to the nearest hundredO
Round 2,585 to the nearest thousandF
Round 1,113 to the nearest hundredT
Round 1,605 to the nearest thousandI
Round 314 to the nearest hundredU
Round 29 to the nearest tenS
Round 234 to the nearest hundredN
Round 3,735 to the nearest hundredE
Round 2,266 to the nearest hundredK
Round 429 to the nearest tenL
Round 294 to the nearest tenP
Round 8,997 to the nearest thousandA
Round 2,855 to the nearest hundredR
Round 133 to the nearest tenG
Round 1,278 to the nearest hundredH
Round 233 to the nearest tenW
0/17 letters found
Clue 5

Division facts (1-12) — the last clue

We found a stash of dropped lobby tickets. Sharing them equally among the team reveals the clue pointing to their avatar hat.

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 ÷ 2 = ?
14 ÷ 2 = ?
90 ÷ 10 = ?
4 ÷ 4 = ?
21 ÷ 7 = ?
12 ÷ 6 = ?
110 ÷ 11 = ?
20 ÷ 5 = ?
22 ÷ 2 = ?
96 ÷ 12 = ?
24 ÷ 2 = ?
Step 2 — cross out the sentence with each answer
1.The villain releases the spike wall, then rewinds time with a time warp.
2.The villain activates the lava pit trap, then escapes using double jump.
3.The villain collapses the tricky bridge, then floats away with a gravity coil.
4.The villain activates the lava pit trap, then floats away with a gravity coil.
5.The villain releases the spike wall, then flees with a speed coil.
6.The villain releases the spike wall, then blocks attacks with a shield charm.
7.The villain shoots a poison dart, then flees with a speed coil.
8.The villain drops a falling boulder, then escapes using double jump.
9.The villain collapses the tricky bridge, then flees with a speed coil.
10.The villain releases the spike wall, then floats away with a gravity coil.
11.The villain shoots a poison dart, then floats away with a gravity coil.
12.The villain activates the lava pit trap, then rewinds time with a time warp.
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 DeathRun Trap Sabotage — set in Castle Ruins Map Lobby
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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