How do you play Matchstick Master?

Each level presents an incorrect math equation built from matchsticks (such as 6 + 4 = 4). Your goal is to move the specified number of matchsticks (usually 1 or 2) from one position to another so that the mathematical equation becomes completely valid (e.g. 0 + 4 = 4 or 8 - 4 = 4).

How do I move a matchstick on touchscreen or desktop?

Click or tap on any active wooden matchstick to pick it up into your hand. Then click or tap on any vacant ghost slot to place the held matchstick there. When you have satisfied the move quota and formed a valid equality, tap Check Equation to verify your answer.

What difficulty levels are supported?

Matchstick Master offers Easy (move 1 stick with simple single-digit additions), Medium (move 1 or 2 sticks involving subtractions and transformations), and Hard (two-digit numbers and multi-operation repairs).

Can multiple solutions exist for a single matchstick equation?

Yes! Many classic matchstick equations have more than one mathematically valid solution. For example, 6 + 4 = 4 can be solved as 0 + 4 = 4 (turning 6 into 0) or 8 - 4 = 4 (moving the vertical stick from + to turn 6 into 8). Matchstick Master dynamically parses and accepts ANY mathematically sound equation!

Is my score and level progress saved?

Yes, your scores, win streaks, level progression, and audio preferences are persisted automatically to browser local storage and first-party cookies.

Matchstick Master - Classic Arithmetic Matchstick Puzzle Game

Welcome to Matchstick Master, the definitive online destination for classic arithmetic matchstick puzzles! Played for centuries in coffeehouses, classrooms, and mathematical puzzle journals, matchstick arithmetic puzzles are beloved worldwide for their elegance and deceptive difficulty. By translating digital numerals into classic 7-segment physical matchstick arrangements, each broken equation transforms into an interactive mechanical dilemma requiring spatial reasoning and mental arithmetic.

How Matchstick Equations Work: The Seven-Segment Anatomy

In Matchstick Master, numbers \(0\) through \(9\) are represented using the classical 7-segment digital display convention, where each segment is a physical matchstick with a red sulfur head:

Digit 0: Composed of 6 matchsticks (all perimeter segments except the center crossbar).
Digit 1: Composed of 2 vertical matchsticks on the right side.
Digit 2 & 3: Composed of 5 matchsticks each with horizontal top, middle, and bottom bars.
Digit 4: Composed of 4 matchsticks (top-left, middle, and both right vertical bars).
Digit 5 & 6: Composed of 5 and 6 matchsticks respectively. Notice that adding a single stick to 5 creates 6 or 9!
Digit 7: Composed of 3 matchsticks (top bar plus right vertical sticks).
Digit 8: The complete 7-stick figure with every segment illuminated. Removing 1 stick yields 0, 6, or 9!
Operators (+, -, =): A plus sign consists of 2 perpendicular matchsticks. Removing the vertical stick transforms \( + \) into a minus sign \( - \).

Proven Strategies for Rapid Equation Repair

Analyze the Difference Between LHS and RHS: If the left-hand side evaluates to 10 and the right-hand side is 4, you must either decrease the left-side value by 6 or increase the right-side value. Calculate the arithmetic disparity first!
Spot "Donor" and "Receiver" Digits: Certain digits are natural stick donors: \( 8 \) can donate a stick to become \( 0 \), \( 6 \), or \( 9 \). Digit \( 6 \) can donate its bottom-left stick to become \( 5 \). The plus sign \( + \) can donate its vertical stick to become \( - \).
Transform the Operators: Never forget that the mathematical operator itself can be modified! Turning a \( + \) into a \( - \) provides an extra matchstick you can immediately place onto a digit to balance the equation.

Frequently Asked Questions (FAQ)

What is a matchstick math puzzle?

A matchstick math puzzle presents an incorrect equation built out of matchstick segments. The player must move a designated number of sticks to make the equality mathematically true.

Can multiple solutions solve the same puzzle?

Yes! Matchstick Master features a real-time mathematical expression parser. If your repositioning produces any mathematically correct equality, it is accepted as a valid victory!

How do I pick up and place sticks?

Click on any existing matchstick to pick it up. Then click on any empty ghost outline to snap the stick into place.

Does Matchstick Master work on mobile phones?

Yes, the game is built with high-performance HTML5 Canvas with optimized touch targets for seamless mobile and tablet play.

Is my progress saved between sessions?

Yes, your score, winning streak, completed levels, and audio preferences are saved automatically in browser local storage and cookies.