Math Crackers
🔎 Enchanted warriors with speaGrade 5Reading: grades 5-6AdditionSubtractionMultiplicationFractions of a numberDivision

The Sabotage of Astraea Arena

A shadowed warrior crashed the grand tournament and ambushed the High Templar before vanishing into the arena tunnels. Match the clues to unmask the rogue champion!

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 WeaponOffhand GearStanceHair StyleElemental Fear
Valen StarFlame HalberdGilded GauntletsRight Handed StanceDark Raven HairFears Loud Thunder
Theron IronRune GreatswordDragon CuffsRight Handed StanceBraided Red HairFears Loud Thunder
Donnie The BraveFlame HalberdDragon CuffsLeft Handed StanceDark Raven HairFears Bright Light
Jax BladeRune GreatswordDragon CuffsLeft Handed StanceSilver Crested HairFears Loud Thunder
Sora The JustFlame HalberdDragon CuffsRight Handed StanceBraided Red HairFears Loud Thunder
Lyra SunRune GreatswordRune KnucklesRight Handed StanceDark Raven HairFears Loud Thunder
Orion ShadowRune GreatswordGilded GauntletsRight Handed StanceSilver Crested HairFears Loud Thunder
Garrick StoneRune GreatswordDragon CuffsLeft Handed StanceBraided Red HairFears Freezing Ice
Darius FlameFlame HalberdDragon CuffsLeft Handed StanceSilver Crested HairFears Loud Thunder
Caius EmberFlame HalberdGilded GauntletsRight Handed StanceSilver Crested HairFears Bright Light
Brutus SteelShadow BroadswordDragon CuffsRight Handed StanceSilver Crested HairFears Bright Light
Commander VaneCrystal SpearIron CuffsRight Handed StanceSilver Crested HairFears Loud Thunder
Captain KaelFlame HalberdGilded GauntletsLeft Handed StanceSilver Crested HairFears Loud Thunder
Elena StormRune GreatswordDragon CuffsRight Handed StanceSilver Crested HairFears Loud Thunder
Magnus GloryCrystal SpearGilded GauntletsRight Handed StanceSilver Crested HairFears Loud Thunder
Ryan The SwiftFlame HalberdSpiked Brass KnucklesRight Handed StanceBraided Red HairFears Loud Thunder
Marcus SpearCrystal SpearGilded GauntletsRight Handed StanceSilver Crested HairFears Bright Light
Roman The BoldFlame HalberdRune KnucklesRight Handed StanceDark Raven HairFears Freezing Ice
Kira FrostRune GreatswordSpiked Brass KnucklesRight Handed StanceSilver Crested HairFears Loud Thunder
Corin ShieldShadow BroadswordIron CuffsLeft Handed StanceBraided Red HairFears Loud Thunder
Cassian OakShadow BroadswordIron CuffsLeft Handed StanceBraided Red HairFears Freezing Ice
Clue 1

Addition

Donnie gathered up all the dropped arena shields from the morning training sessions to count the grand 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
2365
8942
4673
2250
2577
4673
9395
5123
5796
4058
5194
6726
6726
9395
5194
2577
2512
5194
2512
2577
2281
T
2365
5644
2250
4673
5194
5189
2281
2577
6794
5644
2428
2428
2250
1512 + 853 =T
2488 + 1570 =V
784 + 1793 =N
3005 + 3789 =C
3263 + 2381 =U
3229 + 1965 =I
1631 + 797 =F
844 + 1437 =O
1205 + 1045 =S
6266 + 3129 =A
3772 + 5170 =H
3684 + 3042 =L
2814 + 2309 =K
2516 + 3280 =Y
2816 + 1857 =E
2219 + 2970 =R
1487 + 1025 =D
0/17 letters found
Clue 2

Subtraction

Roman checked the weapon rack to see how many magical swords remained after the nightly patrol took their share.

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
1109
3550
3751
6735
6889
3604
3604
6889
3604
3604
2653
W
1109
2653
7473
3550
8692
2694
3751
2694
2653
6735
7781
6889
7781
W
1109
2653
7473
7473
3550
5246
7473
6889
3604
1209
2653
8230
6889
4080 - 2971 =W
11778 - 3997 =D
4228 - 678 =I
5253 - 7 =O
2542 - 1333 =C
11015 - 2785 =P
11368 - 4479 =E
10037 - 1345 =G
7432 - 3828 =S
11613 - 4878 =N
7500 - 3749 =T
11912 - 4439 =R
3568 - 915 =A
3940 - 1246 =H
0/14 letters found
Clue 3

Multiplication facts (1-12)

Ryan organized the arena vault into equal rows of enchanted spears to calculate the full armor inventory.

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
132
88
16
60
45
2
2
84
45
10
14
2
16
11
14
9
48
32
2
48
81
11
T
132
88
81
10
11
16
9
11 × 12 =T
7 × 2 =F
10 × 1 =N
10 × 6 =V
7 × 12 =A
9 × 1 =R
8 × 2 =E
5 × 9 =I
9 × 9 =U
11 × 1 =D
4 × 8 =M
8 × 11 =H
1 × 2 =L
6 × 8 =O
0/14 letters found
Clue 4

Fractions of a number

The Templar calculated what fractional share of the kingdom crests belonged to the elite vanguard.

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
3
21
12
6
16
9
S
3
35
37
S
3
17
8
25
13
12
23
12
13
S
3
21
13
9
18
6
17
12
24
13
12
13
8
13
37
21
1/3 of 9 =S
3/6 of 42 =T
2/8 of 24 =A
1/6 of 144 =W
2/8 of 92 =C
4/8 of 74 =F
2/6 of 75 =V
1/3 of 24 =L
1/4 of 36 =D
2/8 of 64 =N
2/8 of 140 =O
4/8 of 26 =E
1/6 of 108 =H
1/3 of 36 =R
1/10 of 170 =I
0/15 letters found
Clue 5

Division facts (1-12) — the last clue

The Forge Master split the supply of power gems evenly among all the guard stations across the arena gates.

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
24 ÷ 2 = ?
44 ÷ 11 = ?
10 ÷ 1 = ?
48 ÷ 6 = ?
63 ÷ 7 = ?
132 ÷ 12 = ?
12 ÷ 12 = ?
56 ÷ 8 = ?
55 ÷ 11 = ?
12 ÷ 2 = ?
20 ÷ 10 = ?
Step 2 — cross out the sentence with each answer
1.The villain hurled a thunder trident, then smashed with ancient dragon cuffs.
2.The villain thrust a crystal spear, then struck with spiked brass knuckles.
3.The villain swung a rune greatsword, then smashed with ancient dragon cuffs.
4.The villain thrust a crystal spear, then punched with gilded gauntlets.
5.The villain thrust a crystal spear, then clanked with heavy iron cuffs.
6.The villain slashed with a flame halberd, then clanked with heavy iron cuffs.
7.The villain swung a shadow broadsword, then clanked with heavy iron cuffs.
8.The villain slashed with a flame halberd, then bashed with magical rune knuckles.
9.The villain swung a rune greatsword, then bashed with magical rune knuckles.
10.The villain swung a rune greatsword, then punched with gilded gauntlets.
11.The villain swung a shadow broadsword, then smashed with ancient dragon cuffs.
12.The villain swung a rune greatsword, then struck with spiked brass knuckles.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 5 math
Math topics
Addition, Subtraction, Multiplication, Fractions of a number, Division
Reading level
grades 5-6
Theme
The Sabotage of Astraea Arena — set in The Obsidian Arena of Astraea
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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