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
    Guacamole for Cinco de Mayo
    Cinco de Mayo (May 5th) is an annual celebration...
    Jock tax 2023
    Great professional athletes make a lot of money....
    Refugees from Ukraine
    We are hearing a lot about the war in Ukraine. C...
    Triple Crown hopefuls at the Preakness
     Credit: AP Photo/Garry Jones Saturday, ...
    Gonna be a Leap Year
      By George C. Baxley  This year w...
    Clean Close Shave
    Take a look at the infographic.  What do you ...
    New Horizons spacecraft just flew by a really distant asteroid
    Brian May, the lead guitarist of the rock band, ...
    Big Papi
      What do you wond...
    HDTV Surprise!
      How were your holidays?  Your school ...