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
    Happy National D🍩nut Day!
     We have 2 activities to support th...
    The James Webb telescope
     After launch, the telescope deployed on...
    2 New Macy's Parade balloons
     As the Macy's Parade returns to public viewi...
    It's latke time
       In Leslie's family it is tradition...
    Happy Birthday Statue of Liberty
    Friday is the Statue of Liberty's 125th birt...
    Flag Art
        A little ratio art might b...
    It sure is cold out ... or is it?
    Students ponder the relationship between pla...
    What's the answer?
    Image by Twitter user @pjmdoll.  Math...
    Raising the bar
    Recovery of the treasure from the 1941 sinki...