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Online math games

8 mental math games: from problems within 10 to the whole times table mixed and making change with coins. You type the answer with buttons and it’s checked automatically; a round lasts one to two minutes. You can play 10 minutes a day without signing up.

8 trainers 1–2 minutes per round 10 minutes a day free
Start with “Addition and Subtraction”

Addition and subtraction

Addition and SubtractionAddition and subtraction problems: up to 10, then 20, then 100. Get them almost all right and they get harder. Making ChangeA customer pays: count out the change in coins and bills. Fewer coins mean more points.

Times tables and division

Times TablesProblems from the times table. First the 2s and 3s, then 4–6, then 7–9, and then the whole table mixed. Get them almost... Division FactsDivision within the times table. First dividing by 2 and 3, then by 4–6, then 7–9, and then everything mixed. Get them a...

Speed math

Quick MathSolve the problems in your head. Get them almost all right and they get harder. Greater or LessCompare two expressions and pick the bigger one. One minute in total; the problems gradually get harder. True or FalseA problem with an answer appears on the screen. Decide whether it’s right before time runs out. The wrong answers look c... BalanceThe left pan holds numbered weights; the right pan has weights and an empty spot. Pick the weight that balances the scal...
Why

Why practice mental math

Every phone has a calculator, but pulling it out isn’t always convenient. Estimating the total at the store, checking your change, splitting a restaurant bill three ways, working out whether a discount is worth it: all of this is quicker in your head. Mental math also works your working memory: you have to hold the running total while you add the next number.

The section is built in steps. “Addition and Subtraction” starts with problems up to 10 and moves on only when you solve the current ones confidently. “Quick Math” takes numbers into the hundreds and puts three numbers in a problem. “Times Tables” and “Division Facts” go row by row, “Greater or Less” makes you work out both sides and hold both results, “True or False” has you check ready answers against the clock, “Balance” turns equations into a scale, and “Making Change” brings it all to the register: subtract the price and give back the difference with the fewest coins.

Where to start

If you haven’t done mental math in a while, start with “Addition and Subtraction”: it will take you to the right step on its own. Then “Times Tables”, so the answers come without counting on your fingers, and “Quick Math” as your main daily workout.

How to practice

  • Accuracy first, then speed. The games raise the difficulty when you answer almost without mistakes, so rushing only keeps you in place.
  • Look for handy shortcuts: 47 + 38 is easier as 47 + 40 − 2, and 25 × 8 as 100 × 2. Finding a smart method speeds you up more than fast fingers do.
  • Bring math into everyday life: estimate the receipt total before you reach the register, your change and the tip. The games set the pace, and everyday tasks make mental math a habit.
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Frequently asked questions

How much should I practice to calculate faster?

5–10 minutes a day is enough: two or three rounds of one to two minutes each. Once you sign up, your results are saved, and your account shows how the number of problems solved per round grows and the number of mistakes drops.

Will math at the store and at work get easier?

In the games, your speed and confidence on similar problems clearly grow. How much of that carries over to receipts, change and work calculations varies from person to person. One simple rule helps most: at least once a day, work out in your head something you used to do on your phone.

Are the math games suitable for kids and people over 60?

Yes. A child from age 6 who knows the digits can start “Addition and Subtraction” from level 1, and “Greater or Less” and “Making Change” are part of the “Kids” collection. The “60+” collection includes “Quick Math” and “Making Change”.

Where do I start if I’ve forgotten the times tables?

With “Times Tables”: level 1 is multiplying by 2 and 3, then by 4–6 and 7–9, and only at the end the whole table mixed. Once multiplication feels confident, add “Division Facts”: it’s the same table, just in reverse.

Is it free?

Yes. Without signing up you can solve problems for free 10 minutes a day. Signing up is free too: it saves your rounds and chart and lets you keep playing after the 10 minutes. Paid plans are coming soon.

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