A number game in Crux # Equation > Equation is a number game in Crux, free on iPhone and iPad with no ads. Today is one equation, eight characters wide. Each row submits a guess. Read the colors before the next. Times and divide first. A guessing game for numbers people. That’s me. Get Crux Free on iPhone and iPad. No ads. ## How to play Equation - **Eight Characters.** Today is one equation, eight characters wide. - **Six Tries.** Each row submits a guess. Read the colors before the next. - **Times First.** Times and divide first. One plus two times three is seven, not nine. ## How it fits your day One Equation puzzle a day, the same for every player. Equation is one of a ton of games in Crux, with a new set of daily puzzles every day, no ads and nothing you have to buy to play. Your streak grows each day you play, and you can compare results with friends (friends are off under 13). Crux has a No Wifi section with practice rounds you can play offline; the daily games download each day's puzzle when you are online. ## Also in Crux The same app has [Room 5×6](https://crux.quest/games/room-5x6/) (five letters, six tries), [Room 6×7](https://crux.quest/games/room-6x7/) (six letters, seven tries), [Quad](https://crux.quest/games/quad/) (four words at once), [Wide Berth](https://crux.quest/games/wide-berth/) (avoid the hidden word), [Quick Crossword](https://crux.quest/games/quick-crossword/) (a small crossword), [Quartet](https://crux.quest/games/quartet/) (sixteen words, four groups). ## Who it suits If you like Nerdle, Mathle or Mathler, Equation will feel familiar. It suits people who like numbers and quick mental arithmetic. ## Similar games you may know - **Nerdle**: guess the daily math equation. - **Mathle**: equation guessing wordle. - **Mathler**: arithmetic equation guessing. - **Numberle**: guess the equation, Wordle style. These are other games, listed so you know what Equation is like. Crux is not connected to them. ## About Crux Crux is a free iPhone and iPad app from Pizzart Pte. Ltd. with a ton of daily word, logic, number, geography, trivia, colour and arcade games, and no ads. Every game is free to play and none needs a purchase: some open after a few days of play, or sooner with coins you earn by playing. Optional Crux Plus costs $4.99 a month or $39.99 a year in the US. [The facts](https://crux.quest/ai) · [Questions](https://crux.quest/faq) · [What no ads means](https://crux.quest/no-ads) ## More games like Equation - [Number Match](https://crux.quest/games/number-match/) - [Reckoner](https://crux.quest/games/reckoner/) - [Number Merge](https://crux.quest/games/number-merge/) - [Line Sums](https://crux.quest/games/line-sums/) - [Drop Merge](https://crux.quest/games/drop-merge/) - [Chain Sum](https://crux.quest/games/chain-sum/) [See all games](https://crux.quest/games/)