The Case of the Golden Soccer Trophy
The big game is today, but someone took the Golden Cup from the trophy case! There are muddy footprints on the field. Use your math skills to help the Team Captain find the Trophy Thief before the whistle blows!
Possible suspects
Cross off a row as each clue rules it out. On screen, tap a row.
| Name | Soccer Skill | Lucky Gear | Kicking Foot | Team Headband | Match Stopper |
|---|---|---|---|---|---|
| Peter Pitch | giant goalie glove | glow in the dark ball | left footed kick | red headband | splash of water |
| Sally Score | super fast run | gold shin guards | left footed kick | green headband | yellow penalty card |
| Bella Bold | giant goalie glove | neon orange cleats | left footed kick | red headband | splash of water |
| Penny Penalty | giant goalie glove | neon orange cleats | right footed kick | red headband | splash of water |
| Tobias Turf | super fast run | stripes on socks | left footed kick | red headband | splash of water |
| Sammy Striker | giant goalie glove | neon orange cleats | left footed kick | red headband | yellow penalty card |
| Gus Grass | giant goalie glove | silver whistle | right footed kick | blue headband | splash of water |
| Freddy Forward | super fast run | silver whistle | right footed kick | blue headband | splash of water |
| Gaby Goal | mega power kick | neon orange cleats | left footed kick | blue headband | squeaky toy noise |
| Pip Pass | mega power kick | neon orange cleats | right footed kick | blue headband | yellow penalty card |
| Sasha Save | trick dribble | neon orange cleats | right footed kick | green headband | squeaky toy noise |
| Timmy Team | trick dribble | glow in the dark ball | right footed kick | green headband | splash of water |
| Hal Header | high jump header | glow in the dark ball | left footed kick | red headband | splash of water |
| Zoe Zone | high jump header | stripes on socks | left footed kick | red headband | squeaky toy noise |
| Rex Referee | trick dribble | stripes on socks | left footed kick | red headband | splash of water |
| Danny Dribble | trick dribble | neon orange cleats | right footed kick | green headband | yellow penalty card |
| Willa Whistle | giant goalie glove | neon orange cleats | right footed kick | red headband | yellow penalty card |
| Cleo Cleat | mega power kick | glow in the dark ball | left footed kick | blue headband | splash of water |
| Tanya Trophy | mega power kick | stripes on socks | left footed kick | green headband | splash of water |
| Leo Kick | mega power kick | glow in the dark ball | right footed kick | green headband | splash of water |
| Benny Boot | trick dribble | gold shin guards | left footed kick | red headband | splash of water |
Addition
Coach needs to count the practice soccer balls. We add the red balls and blue balls together to 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.
Subtraction
Some cones are missing from the field. We start with our total and subtract the ones we still have to find the lost ones.
Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.
Skip counting
The team is lining up in pairs. We skip count by twos down the line to see how many players are ready.
Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.
Place value
A jersey number is on the scoreboard. We look at the tens and ones places to read the digit.
Solve each problem to learn its letter. Then write that letter in every box that shows the same number, and read the secret clue.
Missing addends — the last clue
We need eleven players on the field. We have eight players now, so we find how many more we need to make eleven.
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!
Name the culprit
Choose the one suspect left standing.
Answer Key — The Case of the Golden Soccer Trophy
- Clue 1 (Addition): "THE SNEAKY VILLAIN HAS NO STRIPES ON SOCKS"4 + 1 = 5 (T) · 6 + 4 = 10 (N) · 8 + 5 = 13 (R) · 4 + 7 = 11 (S) · 7 + 8 = 15 (L) · 9 + 7 = 16 (V) · 11 + 9 = 20 (P) · 4 + 2 = 6 (A) · 5 + 3 = 8 (O) · 5 + 12 = 17 (H) · 7 + 7 = 14 (E) · 2 + 1 = 3 (Y) · 1 + 3 = 4 (I) · 8 + 11 = 19 (K) · 1 + 1 = 2 (C)
- Clue 2 (Subtraction): "THE GRASS WAS KICKED BY A LEFT FOOT"7 - 4 = 3 (T) · 9 - 8 = 1 (F) · 18 - 1 = 17 (R) · 16 - 2 = 14 (C) · 19 - 6 = 13 (B) · 20 - 1 = 19 (I) · 8 - 4 = 4 (D) · 16 - 5 = 11 (E) · 19 - 3 = 16 (A) · 11 - 4 = 7 (L) · 12 - 2 = 10 (K) · 20 - 2 = 18 (H) · 18 - 9 = 9 (W) · 13 - 7 = 6 (O) · 13 - 1 = 12 (S) · 7 - 5 = 2 (Y) · 14 - 9 = 5 (G)
- Clue 3 (Skip counting): "THE VILLAIN SHRANK FROM A SPLASH OF WATER"Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, ___, 22, 24 = 20 (T) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, ___, 120, 130 = 110 (A) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, 60, 70, 80, ___, 100, 110 = 90 (N) · Skip-count by 5s. Fill the blank: 5, 10, 15, 20, 25, 30, 35, 40, ___, 50, 55 = 45 (I) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, ___, 24, 27 = 21 (F) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, ___, 18, 21 = 15 (R) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, ___, 27, 30 = 24 (M) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, ___, 36, 39 = 33 (W) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, ___, 30, 33 = 27 (O) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, ___, 42, 45 = 39 (E) · Skip-count by 2s. Fill the blank: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, ___, 30, 32 = 28 (S) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, 50, ___, 70, 80 = 60 (V) · Skip-count by 10s. Fill the blank: 10, 20, 30, 40, ___, 60, 70 = 50 (L) · Skip-count by 2s. Fill the blank: 2, 4, 6, 8, ___, 12, 14 = 10 (P) · Skip-count by 10s. Fill the blank: 10, 20, ___, 40, 50 = 30 (H) · Skip-count by 3s. Fill the blank: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, ___, 45, 48 = 42 (K)
- Clue 4 (Place value): "A RED HEADBAND WAS DROPPED NEAR THE GOAL"What number has 9 tens and 5 ones? = 95 (A) · What number has 5 tens and 2 ones? = 52 (P) · What number has 9 tens and 2 ones? = 92 (O) · What number has 7 tens and 9 ones? = 79 (S) · What number has 6 tens and 0 ones? = 60 (D) · What number has 2 tens and 3 ones? = 23 (T) · What number has 3 tens and 6 ones? = 36 (E) · What number has 1 ten and 4 ones? = 14 (B) · What number has 9 tens and 0 ones? = 90 (L) · What number has 7 tens and 7 ones? = 77 (N) · What number has 1 ten and 8 ones? = 18 (R) · What number has 3 tens and 7 ones? = 37 (W) · What number has 6 tens and 8 ones? = 68 (H) · What number has 8 tens and 8 ones? = 88 (G)
- Clue 5 (Missing addends): surviving statement (box 10) → Benny Boot4 + ___ = 5 = 1 · 4 + ___ = 10 = 6 · 2 + ___ = 4 = 2 · 1 + ___ = 9 = 8 · 10 + ___ = 17 = 7 · 1 + ___ = 4 = 3 · 2 + ___ = 11 = 9 · 9 + ___ = 14 = 5 · 7 + ___ = 18 = 11 · 6 + ___ = 18 = 12 · 1 + ___ = 5 = 4
About this mystery
- Grade level
- Grade 1 math
- Math topics
- Addition, Subtraction, Skip counting, Place value, Missing addends
- Reading level
- grades 1-2
- Theme
- The Case of the Golden Soccer Trophy — set in Sunny Valley Soccer Fields
- Format
- Interactive online & printable worksheet with answer key
- Solution
- One unique, verified culprit among 21 suspects
