Showing results by author "Jason Marshall"

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    • The Math Dude’s 5 Tips to Mastering Mental Math

    • By: Jason Marshall
    • Narrated by: Jason Marshall
    • Length: 55 mins
    • Unabridged
    • Overall
      4 out of 5 stars 207
    • Performance
      4 out of 5 stars 175
    • Story
      4 out of 5 stars 171

    It’s true—you CAN do simple everyday math in your head, without a calculator! Improve your mental math skills in one week with just ten minutes of practice a day. Join The Math Dude, Jason Marshall, as he leads you through the tricky journey of mastering addition, subtraction, multiplication, division, AND percentages in your head. Whether you’re calculating the tip on a $76.85 meal or you’re frantically doing mental math in a business meeting—Math Dude has got you covered.

    • 5 out of 5 stars
    • Engaging, Entertaining, & Educational

    • By Riyad on 11-23-11

    Regular price: $3.77