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# Category Archives: Math Tricks

## Egyptian Sidelight Division Method example question

Find the following quotients by using the Sidelight Method:

384 ÷ 32 =

192 ÷ 16 =

336 ÷ 12 =

Solution to this Division Trick practice problem is given in the video below!

## Division of Whole Decimal or Rational Numbers example problem

Divide the following Whole and Rational Numbers using several methods:

152 ÷ 2 =

275 ÷ 5 =

0.15 ÷ 0.03 =

4.5 ÷ 0.09 =

4.5 ÷ 9 =

Solution to this Division Trick practice problem is given in the video below!

## Square Number Formulas example question

Find the following value by using three well-known Square Number formulas:

62

Solution to this Square Number practice problem is given in the video below!

## Square of a Number Ending With 1 example problem

Find the following values by using a shortcut:

512 =

1012 =

1,0212 =

Solution to this Square Number practice problem is given in the video below!

## Square of a Number Ending With 5 example

Find the following values by using a shortcut formula:

152

952 =

10,0152 =

Solution to this Square Number practice problem is given in the video below!

## Square Number using Adjacent Perfect Square example question

Find the following values by using the adjacent perfect square for each number:

52

1012 =

172 =

Solution to this Square Number practice problem is given in the video below!

## Whole Number Addition Trick example question

Add the following by using a shortcut:

47 + 23 =

72 + 128 =

121 + 369 =

Solution to this Addition Tricks practice problem is given in the video below!

## Russian Peasant Multiplication Method example question

Find the following products by using the Russian Peasant method:

41 • 22 =

59 • 13 =

Solution to this Multiplication Tricks practice problem is given in the video below!

## Lattice Multiplication Method example problem

Find the following products by using the Lattice method:

28 • 464 =

384 • 261 =

Solution to this Multiplication Tricks practice problem is given in the video below!

## Multiplication of a 2-Digit Number by 11 example

Find the following products by using a shortcut:

22 • 11 =

47 • 11 =

97 • 11 =

Solution to this Multiplication Tricks practice problem is given in the video below!

## Multiplication Trick example question

Find the following products by using a shortcut method:

46 • 49 =

47 • 48 =

Solution to this Multiplication Tricks practice problem is given in the video below!

## Radicals: Basic Properties example question

1. Determine whether the following expression is defined: 2. Show that the following identities hold:

a. b. Solution to these Radicals practice problems is given in the video below!

1. Convert the following expressions to Power or Exponent form:

a. b. c. 2. Convert the following expressions to Root or Radical form:

a. b. Solution to these Radicals practice problems is given in the video below!

## Radicals: Rationalizing Numerator & Denominator example

In the following expression, rationalize the numerator: In the following expression, rationalize the denominator: Solution to these Radicals practice problems is given in the video below!

## HARD Square Root Algebra problem example question

Expression lies between which two whole numbers?

Solution to this Square Root Algebra practice problem is given in the video below!

## Math Tricks (complete Playlist)

Explore a variety of math tricks explored with practice problems that will help you solve real-life examples.