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Flashcards · 5 cards

Mental Math Tricks Flashcards

Look at the picture, read the question and think of the answer — then listen to the audio and move on to the next card.

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Question

Answer

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All Mental Math Tricks flashcards (5)

  1. What is 25 × 4 quickly?100
  2. Add 99 + 1 fast.100
  3. Double of 15?30
  4. Subtract 50 – 25 mentally.25
  5. What’s 10 more than 89?99

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