Mental math tricks - part 2

2023-11-20 09:44:47

Mental math tricks - part 2

36 x 25 = 900     480 x 25 =12,000    924 x 2.5 = 2,310

Can you see any tricks for doing these calculations in your head?

An editable Word docx, solutions/hints, and a PowerPoint form of this activity are available to Adventurer members.




Check out our first mental math activity here (2018) ... multiplying by 5, 50, 0.5, etc.

Activity Solutions & Supporting Materials
Share this:
Comments (0)
    Display 1 - 10 Of total 0
    It's latke time
       In Leslie's family it is tradition...
    Temperature change (Discussion Prompts)
        Note: This is not intended...
    Pascal's Triangle coloring and Probability
     Pascal's Triangle and Probability - Thi...
    Spiraling triples
    Let students explore the patterns of perfect squ...
    Time to make your prom clothes ... with Duck Tape
    Larissa Leon, from Texas, in her gorgeous Duc...
    Super Bowl Numerals
    Super Bowl numbers are appearing again! As student...
    Pick-a-brick wall at the Lego store
    There are walls at the Lego stores t...
    Leicester City Foxes - from underdogs to Champions
    Recently, to the surprise and elation of England...
    It might be a good year to see the Perseid meteor shower
    Catching a productive meteor shower can ...