🔎 MarioGrade 4Reading: grades 1-2AdditionSubtractionSkip countingRoundingDivision

The Stolen Power Star

Oh no! A sneaky rogue imposter has stolen the Royal Power Star from the Mushroom Kingdom Castle. Princess Peach needs your help to track down the thief before they escape down a green pipe!

Suspects

Possible suspects

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

21 of 21 still in play

Name	Power-Up	Special Item	Throw Hand	Cap Color	Battle Obstacle
Toad	Spin Attack	Dash Boot	Right-Handed Throw	Green Cap	Banana Peel
Captain Toad	Fireball Toss	Yoshi Ride	Right-Handed Throw	Green Cap	Spiny Shell
Yoshi	Spin Attack	Metal Skin	Left-Handed Throw	Yellow Cap	Banana Peel
Paper Mario	Spin Attack	Double Double	Left-Handed Throw	Yellow Cap	Banana Peel
Luigi	Ice Freeze	Double Double	Left-Handed Throw	Yellow Cap	Banana Peel
Green Yoshi	Spin Attack	Double Double	Left-Handed Throw	Yellow Cap	Bob-omb Blast
Mallow	Super Jump	Double Double	Right-Handed Throw	Yellow Cap	Bob-omb Blast
Professor Elvin	Fireball Toss	Double Double	Right-Handed Throw	Yellow Cap	Spiny Shell
Pink Yoshi	Super Jump	Double Double	Left-Handed Throw	Red Cap	Banana Peel
Toadette	Super Jump	Double Double	Left-Handed Throw	Yellow Cap	Spiny Shell
Koopa Troopa	Super Jump	Dash Boot	Left-Handed Throw	Yellow Cap	Banana Peel
Peachette	Cape Glide	Mini Mushroom	Left-Handed Throw	Red Cap	Bob-omb Blast
Shy Guy	Fireball Toss	Double Double	Left-Handed Throw	Yellow Cap	Spiny Shell
Mario	Spin Attack	Double Double	Right-Handed Throw	Red Cap	Banana Peel
Waluigi	Cape Glide	Metal Skin	Left-Handed Throw	Green Cap	Bob-omb Blast
Blue Toad	Cape Glide	Double Double	Left-Handed Throw	Yellow Cap	Spiny Shell
Bowser Jr	Spin Attack	Metal Skin	Left-Handed Throw	Yellow Cap	Spiny Shell
Geno	Fireball Toss	Metal Skin	Right-Handed Throw	Red Cap	Banana Peel
Stanley	Fireball Toss	Yoshi Ride	Left-Handed Throw	Green Cap	Spiny Shell
Kamek	Cape Glide	Mini Mushroom	Right-Handed Throw	Green Cap	Spiny Shell
Boshi	Cape Glide	Mini Mushroom	Left-Handed Throw	Yellow Cap	Spiny Shell

Clue 1

Addition

Toad counted some red coins. Then he added the yellow coins to the pile. Help him find 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.

6716

9587

2114

6716

9587

7063

2114

7093

7108

6966

2114

9520

5819

6966

6716

7089

9520

2114

3869

6134

7063

5819

7063

6134

7089

9520

9587

8712

6966

6134

4000 + 2716 =T

2467 + 4596 =I

880 + 1234 =E

5152 + 4368 =S

2975 + 4133 =D

4844 + 3868 =R

2455 + 1414 =A

2995 + 2824 =N

3070 + 4023 =F

2869 + 4220 =U

5126 + 4461 =H

2828 + 4138 =O

2777 + 3357 =M

0/13 letters found

Clue 2

Subtraction

Yoshi had a big bunch of sweet melons. A hungry Goomba ate some of them. Let us find how many are 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.

1983

5383

4579

7531

8138

7531

2259

4579

5337

1983

5383

2687

4579

7076

5275

3896

7006

2259

5275

7531

5383

4579

6074

4579

8811

1983

5383

5275

4124

3821

4579

3821

4467 - 2484 =T

7826 - 4005 =D

3730 - 1471 =P

10812 - 2674 =U

12936 - 4125 =F

5428 - 849 =E

9933 - 4596 =C

11061 - 4987 =L

4429 - 533 =K

4646 - 522 =N

10451 - 3445 =O

8151 - 2876 =A

10777 - 3246 =S

7938 - 862 =W

10046 - 4663 =H

6113 - 3426 =R

0/16 letters found

Clue 3

Skip counting

Luigi sees rows of brick blocks in the sky. He jumps and counts them by fives. Help him count the blocks.

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

100

130

Skip-count by 5s. Fill the blank: 5, 10, 15, 20, ___, 30, 35T

Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, ___, 30, 33S

Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, ___, 140, 150L

Skip-count by 5s. Fill the blank: 5, 10, 15, ___, 25, 30R

Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, ___, 110, 120V

Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, ___, 16, 18B

Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ___, 28, 30P

Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, ___, 40, 45A

Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, ___, 70, 75N

Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, ___, 14, 16I

Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, ___, 55, 60E

Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, ___, 42, 45D

Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, ___, 70, 80Y

Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, ___, 24, 27W

Skip-count by 2s. Fill the blank: 2, 4, ___, 8, 10H

0/15 letters found

Clue 4

Rounding

Peach has a coin tracker screen. It only shows numbers rounded to the nearest ten. Find the rounded number.

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

3700

430

900

370

900

3700

900

3700

3000

230

900

9000

4300

170

2000

370

110

900

130

4300

700

Round 3,738 to the nearest hundredT

Round 9,156 to the nearest thousandF

Round 50 to the nearest tenP

Round 113 to the nearest tenY

Round 167 to the nearest tenU

Round 127 to the nearest tenL

Round 92 to the nearest tenA

Round 371 to the nearest tenD

Round 428 to the nearest tenH

Round 3,078 to the nearest thousandI

Round 20 to the nearest tenC

Round 911 to the nearest hundredE

Round 4,254 to the nearest hundredO

Round 699 to the nearest hundredW

Round 231 to the nearest tenV

Round 2,471 to the nearest thousandN

0/16 letters found

Clue 5

Division facts (1-12) — the last clue

Toadette has a big basket of fresh fire flowers. She shares them equally with her friends. How many does each friend get?

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

110 ÷ 10 = ?

42 ÷ 6 = ?

55 ÷ 11 = ?

12 ÷ 6 = ?

40 ÷ 4 = ?

48 ÷ 4 = ?

64 ÷ 8 = ?

15 ÷ 5 = ?

60 ÷ 10 = ?

6 ÷ 6 = ?

48 ÷ 12 = ?

Step 2 — cross out the sentence with each answer

1.The villain glides on a yellow cape, then boosts away with a dash boot.

2.The villain throws a blazing fireball, then boosts away with a dash boot.

3.The villain freezes the floor with ice, then turns into heavy solid metal.

4.The villain does a fast spin attack, then hops onto a green yoshi.

5.The villain leaps high in the air, then uses a cherry to double up.

6.The villain does a fast spin attack, then uses a cherry to double up.

7.The villain throws a blazing fireball, then uses a cherry to double up.

8.The villain throws a blazing fireball, then shrinks down with a mini mushroom.

9.The villain glides on a yellow cape, then uses a cherry to double up.

10.The villain glides on a yellow cape, then shrinks down with a mini mushroom.

11.The villain does a fast spin attack, then turns into heavy solid metal.

12.The villain throws a blazing fireball, then hops onto a green yoshi.

Solve it

Name the culprit

Choose the one suspect left standing.

Answer Key — The Stolen Power Star

Culprit: Blue Toad (Cape Glide · Double Double · Left-Handed Throw · Yellow Cap · Spiny Shell)

Clue 1 (Addition): "THE THIEF DOES NOT USE A MINI MUSHROOM"
4000 + 2716 = 6716 (T) · 2467 + 4596 = 7063 (I) · 880 + 1234 = 2114 (E) · 5152 + 4368 = 9520 (S) · 2975 + 4133 = 7108 (D) · 4844 + 3868 = 8712 (R) · 2455 + 1414 = 3869 (A) · 2995 + 2824 = 5819 (N) · 3070 + 4023 = 7093 (F) · 2869 + 4220 = 7089 (U) · 5126 + 4461 = 9587 (H) · 2828 + 4138 = 6966 (O) · 2777 + 3357 = 6134 (M)
Clue 2 (Subtraction): "THE SUSPECT THREW A KOOPA SHELL LEFT HANDED"
4467 - 2484 = 1983 (T) · 7826 - 4005 = 3821 (D) · 3730 - 1471 = 2259 (P) · 10812 - 2674 = 8138 (U) · 12936 - 4125 = 8811 (F) · 5428 - 849 = 4579 (E) · 9933 - 4596 = 5337 (C) · 11061 - 4987 = 6074 (L) · 4429 - 533 = 3896 (K) · 4646 - 522 = 4124 (N) · 10451 - 3445 = 7006 (O) · 8151 - 2876 = 5275 (A) · 10777 - 3246 = 7531 (S) · 7938 - 862 = 7076 (W) · 10046 - 4663 = 5383 (H) · 6113 - 3426 = 2687 (R)
Clue 3 (Skip counting): "THE VILLAIN WAS TRIPPED BY A SPINY SHELL"
Skip-count by 5s. Fill the blank: 5, 10, 15, 20, ___, 30, 35 = 25 (T) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, ___, 30, 33 = 27 (S) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, ___, 140, 150 = 130 (L) · Skip-count by 5s. Fill the blank: 5, 10, 15, ___, 25, 30 = 20 (R) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, ___, 110, 120 = 100 (V) · Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, ___, 16, 18 = 14 (B) · Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ___, 28, 30 = 26 (P) · Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, ___, 40, 45 = 35 (A) · Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, ___, 70, 75 = 65 (N) · Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, ___, 14, 16 = 12 (I) · Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, 45, ___, 55, 60 = 50 (E) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, ___, 42, 45 = 39 (D) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, ___, 70, 80 = 60 (Y) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, ___, 24, 27 = 21 (W) · Skip-count by 2s. Fill the blank: 2, 4, ___, 8, 10 = 6 (H)
Clue 4 (Rounding): "THE DETECTIVE FOUND A YELLOW CAP"
Round 3,738 to the nearest hundred = 3700 (T) · Round 9,156 to the nearest thousand = 9000 (F) · Round 50 to the nearest ten = 50 (P) · Round 113 to the nearest ten = 110 (Y) · Round 167 to the nearest ten = 170 (U) · Round 127 to the nearest ten = 130 (L) · Round 92 to the nearest ten = 90 (A) · Round 371 to the nearest ten = 370 (D) · Round 428 to the nearest ten = 430 (H) · Round 3,078 to the nearest thousand = 3000 (I) · Round 20 to the nearest ten = 20 (C) · Round 911 to the nearest hundred = 900 (E) · Round 4,254 to the nearest hundred = 4300 (O) · Round 699 to the nearest hundred = 700 (W) · Round 231 to the nearest ten = 230 (V) · Round 2,471 to the nearest thousand = 2000 (N)
Clue 5 (Division facts (1-12)): surviving statement (box 9) → Blue Toad
110 ÷ 10 = 11 · 42 ÷ 6 = 7 · 55 ÷ 11 = 5 · 12 ÷ 6 = 2 · 40 ÷ 4 = 10 · 48 ÷ 4 = 12 · 64 ÷ 8 = 8 · 15 ÷ 5 = 3 · 60 ÷ 10 = 6 · 6 ÷ 6 = 1 · 48 ÷ 12 = 4

About this mystery

Grade level: Grade 4 math
Math topics: Addition, Subtraction, Skip counting, Rounding, Division
Reading level: grades 1-2
Theme: The Stolen Power Star — set in Mushroom Kingdom Castle
Format: Interactive online & printable worksheet with answer key
Solution: One unique, verified culprit among 21 suspects

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