Speed Sums Daily
Mental Math
Use six number tiles and arithmetic operations to reach three daily targets, or try unlimited practice puzzles.
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Number Forge Daily is an arithmetic puzzle about making a target from a small set of number tiles. You begin a round with six numbers: two larger tiles and four smaller ones. Select one number, choose +, −, × or ÷, then select another number. The pair becomes a new tile and the originals disappear. Keep combining until you reach the target or decide to bank your closest result. Unlike a quick-fire quiz, this game asks you to plan the order of operations, preserve useful numbers and check whether a tempting move will leave enough tiles for the next step.
The publisher says the larger tiles are drawn from 25, 50, 75 and 100, while each round's target lies between 101 and 999 and is guaranteed reachable. In the daily challenge, everyone receives the same six starting numbers and three targets. An exact hit scores ten points. Finishing within five of a target scores seven, and finishing within ten scores four. Across the three rounds, the maximum daily score is 30. A close answer still counts, but an exact solution is the most satisfying reason to keep searching before you bank.
The four operations have restrictions. Division must produce an exact whole-number result, and a new tile cannot fall below one. A combination that violates those rules is unavailable. This matters because a strategy such as dividing 7 by 2 to create 3.5 will not work here, even if the decimal could later lead toward the target. Think with the numbers the game permits. Use Undo to reverse one move, Reset to restart the current round, or Bank to accept the closest tile when you are ready to finish.
Before tapping two tiles, estimate the target's size. If the target is around 300, a large tile multiplied by a small one may get close quickly. If it is around 110, adding or subtracting from 100 may be simpler. A player who combines two small numbers without an aim may use a tile needed later for a precise adjustment. You do not have to solve the entire expression at once, but try to keep at least one route toward the target in mind.
For example, imagine tiles containing 75, 25, 4 and 3, and a target of 310. One possible route is 75 × 4 = 300 and then use other tiles to adjust by ten, if their remaining combination allows it. That is an illustration of planning, not a claim that these are the tiles in today's puzzle. The first multiplication is only useful if the other available numbers can make the final difference. Check this before consuming 75 or 4. Sometimes a less obvious first move preserves more options.
The game itself gives immediate feedback after a combination. Combining 75 and 25 produces 100; combining 50 and 25 produces 75. Each new tile changes which later routes remain possible, so inspect the result and the unused tiles before making another move. A correct intermediate calculation is helpful only if it keeps a path open toward the target. When a plan stalls, use Undo or Reset and try a different first pair.
Addition is useful for building a target in steps: 100 + 75 + 25 reaches 200 if those tiles are present and remain available. Subtraction can create a small adjustment, such as 50 − 25 = 25. Multiplication changes scale quickly, while exact division can turn a large tile into a more flexible smaller one. The difficulty is not knowing the symbols; it is knowing when to use each operation so the remaining tiles still help.
Try working backwards from a target. If the goal is 360 and you can make 36, multiplying by ten could finish it. If a target is just above 500, ask whether 500 can be built, then look for the remaining difference. Working backwards gives you a destination for each intermediate tile. Another useful habit is to estimate the size of a proposed multiplication before selecting it. A tile that overshoots the target may still be recoverable by subtraction or division, but only if the unused numbers permit it.
Undo is there for reasoning, not merely for correcting a misclick. If a move leaves you with numbers that cannot approach the target, step back and identify what was lost. Did you consume the only small tile that could adjust by one or two? Did you create a huge number but remove the divisor you needed? Reset when a completely different plan looks better. After a round, the publisher shows one valid solution. Compare it with your attempt and look for the move where the two paths diverged; that is more useful than memorising the finished expression.
The daily puzzle changes at midnight UTC, and unlimited Practice is available between daily rounds. Practice is the place to try several strategies for one type of target without worrying about a shared daily score. The game also offers a streak and a share card after the three daily rounds. These are optional rewards. If you are learning the rules, a carefully explained near miss is better practice than a lucky exact result you cannot reproduce.
Both activities practise arithmetic, but Number Forge asks you to build an expression with limited resources. In Speed Sums Daily, you read a question and type an answer under a timer. Here you choose the questions you create by combining tiles. That makes Number Forge a good choice for people who like target number games, number puzzles and mental calculations that involve planning. The Mental Math games collection includes both approaches. If you want a simpler target, Make Ten practises small number pairs. Logic Puzzles offers other forms of pattern and grid reasoning.
First, read the target and estimate its size. Second, note which large tiles can bring you close by multiplication or addition. Third, keep an eye on the small tiles that could supply the final difference. Fourth, try a sequence, checking that every division is exact and every result stays positive. If a move closes off all sensible routes, undo it and test another combination. Finally, bank only after you have compared the best tile you can make with the exact target. This routine slows the first move down a little, but it makes the later moves more purposeful.
Number Forge Daily can be played directly in the browser without a download. The publisher supplies its own player and updates it independently. The puzzle rewards curiosity about numbers: 25, 50 and 75 are familiar values, but the way you combine them can change from round to round. An exact result feels earned when you can explain the path, and even a near result can reveal which tile would have made the difference.
Choose Daily or Practice. Select one tile, an operator and a second tile to create a new number. Continue toward the target, then Bank your result. Use Undo or Reset to revise the calculation.
Controls: Select a tile, an operation and a second tile. Use Undo, Reset or Bank to revise or finish a round.