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구구단과 암산 연습
Times Tables and Practices on Mental Math
Students need the best teacher, so you need examples, because
examples are the best teacher. All the examples here are fully
worked, and help you run your math better.
These are books of examples on times table, a.k.a. multiplication
table and are design to help keep it in your memory so that your
calculation goes smooth and fast enough.
Being in memory, not in hard drive, it’s fast.
Always ready when needed. So you can stay focused working on
your matters in life, as well as in math.
Doing a calculation, you can do it mentally at least in parts. So
after all, these are about mental math, calculation by heart.
Mental math helps stay focused, streamline calculations, and get
solutions smooth and fast enough.
These books are also, particularly designed for you if you have a
trouble with learning math as math anxiety or phobia, so anyway
somehow if math is daunting you.
So, if you hate math and struggle with it, but need to do some
essential math right, smooth, and fast enough, these books are
right for you.
And age doesn’t matter.
Never too old and never too young to learn and do math
If feeling too old and worried about mental health, or if too young
to attend any school yet, but still want to do some essential math
right, smooth, and fast enough, you are looking at the right books
right now.
And these are Times Table Step 1, Times Table Step 2, Times
Table Step 3, and so on, up to Step 10, but you don’t need to take
all the steps.
You can switch to any Step anytime to try a different flavor, or
revitalize old times table in a different way if it seems fading away.
And handy and wieldy
These books are small enough to carry and have fonts large
enough to read, so they can be in your pocket, can always be with
you, and can be an easy read whenever you have time for it.
If you want to see the list, click the logo button below.
May your math run very well.
Seong R. Kim
M.S. Math. Rensselaer
Polytechnic Institute
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