Math Crackers
🔎 PrincessesGrade 3Reading: grades 3-4RoundingAdditionSubtractionMultiplicationDivision

The Case of the Missing Royal Tiara

Someone snuck into Sunspire Castle during the Royal Gala and swapped the sacred Tiara of Sunspire with a cheap glass fake! The Grand Chamberlain needs your detective skills to figure out which guest is the imposter before the midnight dance 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
NameRoyal TalentPalace CharmGlove StyleTiara GemTricky Weakness
Princess RapunzelPastry BakingGolden ScepterRight Handed WaveRuby Hair ClipLoud Dragon Roars
Princess HazelFalcon CallingVelvet FanLeft Handed WaveSapphire Hair ClipLoud Dragon Roars
Princess IrisPastry BakingRose Scented CloakRight Handed WaveSapphire Hair ClipSneezing Powder
Princess CleoRibbon TwirlingRose Scented CloakLeft Handed WaveEmerald Hair ClipSpilled Tea
Princess TianaFalcon CallingRose Scented CloakLeft Handed WaveSapphire Hair ClipSneezing Powder
Princess AuroraGlass Slipper DancingGolden ScepterRight Handed WaveEmerald Hair ClipSpilled Tea
Princess JasmineGlass Slipper DancingSilver Bell RingRight Handed WaveRuby Hair ClipLoud Dragon Roars
Princess ArielRibbon TwirlingSilver Bell RingRight Handed WaveRuby Hair ClipSneezing Powder
Princess PippaHarp StrummingRose Scented CloakRight Handed WaveEmerald Hair ClipSneezing Powder
Princess MeridaRibbon TwirlingDiamond WandLeft Handed WaveEmerald Hair ClipLoud Dragon Roars
Princess ElsaFalcon CallingSilver Bell RingRight Handed WaveRuby Hair ClipLoud Dragon Roars
Princess EllaGlass Slipper DancingDiamond WandRight Handed WaveEmerald Hair ClipSneezing Powder
Princess BelleGlass Slipper DancingGolden ScepterLeft Handed WaveEmerald Hair ClipSneezing Powder
Princess SnowFalcon CallingRose Scented CloakRight Handed WaveEmerald Hair ClipSpilled Tea
Princess AnnaPastry BakingVelvet FanLeft Handed WaveEmerald Hair ClipLoud Dragon Roars
Princess VioletGlass Slipper DancingRose Scented CloakLeft Handed WaveRuby Hair ClipSpilled Tea
Princess IvyRibbon TwirlingDiamond WandLeft Handed WaveEmerald Hair ClipSneezing Powder
Princess RoseHarp StrummingRose Scented CloakLeft Handed WaveEmerald Hair ClipSneezing Powder
Princess DaisyGlass Slipper DancingSilver Bell RingLeft Handed WaveEmerald Hair ClipSneezing Powder
Princess MulanGlass Slipper DancingVelvet FanLeft Handed WaveEmerald Hair ClipSneezing Powder
Princess FloraFalcon CallingGolden ScepterRight Handed WaveEmerald Hair ClipLoud Dragon Roars
Clue 1

Rounding

The royal guard checking guest badges only saw rounded numbers on the magic entry scanner.

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
30
800
20
5000
4000
500
500
3000
4000
80
90
400
20
700
80
400
T
30
40
3000
60
60
300
3000
600
400
500
90
20
80
700
40
20
7000
T
30
20
60
Round 33 to the nearest tenT
Round 278 to the nearest hundredY
Round 78 to the nearest tenN
Round 614 to the nearest hundredG
Round 836 to the nearest hundredH
Round 7,000 to the nearest thousandP
Round 4,641 to the nearest thousandV
Round 93 to the nearest tenD
Round 3,948 to the nearest thousandI
Round 695 to the nearest hundredS
Round 41 to the nearest tenC
Round 453 to the nearest hundredL
Round 372 to the nearest hundredO
Round 19 to the nearest tenE
Round 57 to the nearest tenR
Round 2,604 to the nearest thousandA
0/16 letters found
Clue 2

Addition

The head butler added up all the sparkly invitation cards dropped near the throne room.

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
791
475
970
320
711
494
494
312
611
398
206
970
558
611
510
T
791
475
T
791
475
970
510
488
306
970
581
T
791
475
398
711
558
238 + 553 =T
85 + 121 =V
229 + 281 =I
426 + 285 =N
183 + 375 =D
148 + 164 =P
237 + 257 =O
133 + 173 =L
185 + 396 =F
165 + 155 =S
562 + 408 =E
276 + 122 =A
180 + 295 =H
236 + 252 =R
414 + 197 =W
0/15 letters found
Clue 3

Subtraction

The palace detective subtracted the missing silk handkerchiefs left in the garden.

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
324
338
196
588
497
613
613
654
497
316
207
654
454
454
T
324
565
806
806
196
352
717
469
454
316
196
196
259
497
316
568
806
565
207
352
196
867
470 - 146 =T
880 - 74 =P
832 - 219 =L
1034 - 317 =B
229 - 22 =W
773 - 304 =Y
562 - 246 =N
903 - 338 =O
352 - 93 =Z
938 - 370 =G
690 - 193 =I
582 - 386 =E
481 - 143 =H
692 - 340 =D
987 - 120 =R
918 - 330 =V
821 - 367 =S
846 - 192 =A
0/18 letters found
Clue 4

Multiplication facts (1-12)

The pastry chef counted equal rows of frosted cupcakes set out on long banquet tables.

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
25
63
6
144
6
27
A
25
30
18
55
A
25
28
27
70
30
28
110
66
A
25
84
30
6
45
8
60
63
8
55
6
70
55
A
25
28
27
5 × 5 =A
12 × 5 =O
9 × 3 =R
12 × 12 =M
7 × 4 =I
2 × 4 =T
3 × 2 =E
11 × 10 =P
5 × 11 =H
10 × 3 =L
3 × 6 =D
9 × 5 =F
7 × 10 =C
11 × 6 =W
9 × 7 =N
7 × 12 =S
0/16 letters found
Clue 5

Division facts (1-12) — the last clue

The castle pages split glowing clues into equal groups across the courtyard.

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
108 ÷ 12 = ?
42 ÷ 6 = ?
18 ÷ 9 = ?
66 ÷ 11 = ?
32 ÷ 8 = ?
1 ÷ 1 = ?
16 ÷ 2 = ?
132 ÷ 11 = ?
15 ÷ 5 = ?
110 ÷ 11 = ?
99 ÷ 9 = ?
Step 2 — cross out the sentence with each answer
1.The villain called down a flock of royal falcons, then wrapped tightly in a rose scented cloak.
2.The villain played a distracting tune on the harp, then wrapped tightly in a rose scented cloak.
3.The villain threw warm berry pastries everywhere, then tapped the floor with a diamond wand.
4.The villain twirled long silk ribbons in the air, then marched off holding a golden scepter.
5.The villain danced across the slick ballroom floor, then rang a quiet silver bell as a signal.
6.The villain played a distracting tune on the harp, then marched off holding a golden scepter.
7.The villain danced across the slick ballroom floor, then hid behind a decorative velvet fan.
8.The villain threw warm berry pastries everywhere, then rang a quiet silver bell as a signal.
9.The villain twirled long silk ribbons in the air, then tapped the floor with a diamond wand.
10.The villain danced across the slick ballroom floor, then wrapped tightly in a rose scented cloak.
11.The villain danced across the slick ballroom floor, then tapped the floor with a diamond wand.
12.The villain played a distracting tune on the harp, then tapped the floor with a diamond wand.
Solve it

Name the culprit

Choose the one suspect left standing.

About this mystery

Grade level
Grade 3 math
Math topics
Rounding, Addition, Subtraction, Multiplication, Division
Reading level
grades 3-4
Theme
The Case of the Missing Royal Tiara — set in The Grand Ballroom of Sunspire Castle
Format
Interactive online & printable worksheet with answer key
Solution
One unique, verified culprit among 21 suspects

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