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
    C and F
    This activity begins with explorin...
    The greatest amount of chocolate
     In this updated activity, students compare t...
    How many gumballs are there?
    Gumball Machine Problem fro...
    A gorgeous, glittery card
       Uh oh!  How do you find the are...
    Watson saves
    Ben Watson, former American Football tight end, ma...
    April Fool's Day fun
    This day is known for pranks and puzzles.   ...
    2 New Macy's Parade balloons
    As the Macy's Parade returns to public viewi...
    Parabolic Pee
    Mr. Mark's new little baby can make some amazing...
    Everything Royal Wedding
      Friday, April 29, 2011, at 11:00 a.m. will...