Numbers puzzle

WHATDAS?

Combine the given numbers with arithmetic operations to solve the target in this daily puzzle.

Reach the target

How to play

Choose a difficulty and press Start when ready.
Fill the gaps with arithmetic operators to make the numbers equal the target.
Multiply and divide before adding and subtracting. Use Undo or Reset to rethink.

Medium Daily leaderboard

Leaderboard date

Fastest eligible Daily solve wins, separately for Easy, Medium and Hard. One timed attempt per player, difficulty and UTC day. Press Start when ready; results are recorded without signing in. Set or change your public name using Player name. Show solution disqualifies the attempt; the clock continues through reloads. Equal millisecond times share a rank. Past puzzles and Unlimited never post scores. Public puzzles can be inspected or automated.

Rules, tips & more

Modes & tips

Operations of equal priority run left to right. Numbers stay in their original order; you only choose the operators.

Daily puzzle or unlimited practice?

Daily allows one timed attempt per difficulty and UTC day. Show solution disqualifies the attempt; reloads do not pause the clock. Unlimited puzzles do not affect Daily rankings.

Common questions

Can I play WHATDAS? without an account? Yes. Browser players can post eligible Daily times too. Set your public name with Account.

Can I use parentheses? No. Grouping in the workings is a visual explanation, not an extra operation you can enter.