Math CrackersMake a mystery

Island Treasure Quest

A free, printable Grade 4 multi-step word problem worksheet. Each problem takes two or three steps to solve. Work them on screen or print the PDF — a teacher/parent answer key is included.

  1. JUNGLE EXPLORATION

    Leo is following a secret map. He must walk 150 steps to the big oak tree, and then 3 times as many steps to reach the hidden cave. On his way back, he takes a shortcut that is 120 steps shorter than his total walk to the cave. How many steps is the shortcut?

    Answer:

  2. RIVER CROSSING

    An adventure team needs to get 48 explorers across a rushing river. They pack 4 large rafts that hold 6 explorers each, and the remaining explorers must fit into small canoes that hold 3 people each. How many canoes do they need?

    Answer:

  3. GEM MINING

    Maya gathers 8 boxes of glowing crystals from a dark cavern, with each box containing 12 crystals. She gives 15 crystals to her tour guide as a thank-you, and shares the rest equally among her 9 friends. How many crystals does each friend get?

    Answer:

  4. CASTLE GATES

    To unlock the ancient castle gate, Toby needs to collect 120 magic keys. He finds 4 chests that have 18 keys each, and a small pouch with 15 keys. How many more keys does Toby still need to open the gate?

    Answer:

  5. SPACE SAFARI

    Astronaut Clara is packing food bars for a 5-day space journey. She needs to eat 3 meals a day, and each meal requires 2 food bars. If she already has 12 bars packed, how many more food bars does she need to pack?

    Answer:

  6. DEEP SEA DIVING

    A submarine dives down 180 feet into the ocean. It then rises up 45 feet to avoid a giant coral reef, and finally dives down a distance equal to 3 times that 45-foot rise. What is the submarine's final depth in feet?

    Answer:

Show answer key (for grown-ups)
1.Leo is following a secret map. He must walk 150 steps to the big oak tree, and then 3 times as many steps to reach the hidden cave. On his way back, he takes a shortcut that is 120 steps shorter than his total walk to the cave. How many steps is the shortcut?480
2.An adventure team needs to get 48 explorers across a rushing river. They pack 4 large rafts that hold 6 explorers each, and the remaining explorers must fit into small canoes that hold 3 people each. How many canoes do they need?8
3.Maya gathers 8 boxes of glowing crystals from a dark cavern, with each box containing 12 crystals. She gives 15 crystals to her tour guide as a thank-you, and shares the rest equally among her 9 friends. How many crystals does each friend get?9
4.To unlock the ancient castle gate, Toby needs to collect 120 magic keys. He finds 4 chests that have 18 keys each, and a small pouch with 15 keys. How many more keys does Toby still need to open the gate?33
5.Astronaut Clara is packing food bars for a 5-day space journey. She needs to eat 3 meals a day, and each meal requires 2 food bars. If she already has 12 bars packed, how many more food bars does she need to pack?18
6.A submarine dives down 180 feet into the ocean. It then rises up 45 feet to avoid a giant coral reef, and finally dives down a distance equal to 3 times that 45-foot rise. What is the submarine's final depth in feet?270

About Math Crackers

Math Crackers makes free, printable math for kids ages 6–12 — personalized to what your child is into. Beyond practice sheets like this one, you can generate a full math whodunit (solve the math to catch the culprit), or browse free printable worksheets by grade, skill, and theme. Every puzzle is verified to have one correct answer.

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