Simple Maths Tricks.

Mohamed Shameem

Mohamed Shameem

@mohamed-qo4JgZ Oct 26, 2024
Hi frnds,
Dividing Concept using number 5. Apply below trick
suppose if you want to divide a three digits, four digits, five digits or six digits by using the number 5. Apply this simple trick.
see this example for clear understanding.
consider : Divide 25,149 by 5.
25,149 / 5 gives =5029.8

without calculator how to get this using simple trick

1. Just double the given number
25,149 + 25,149 = 50298
2. Now move one decimal from right to left.
50298 become 5029.8

this is your answer which you got using calc.

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  • Aishwarya.A

    Aishwarya.A

    @aishwaryaa-GibJdV Jan 22, 2015

    Nice.Easy way to evaluate.
  • revanth goud

    revanth goud

    @revanth-goud-aOPffX Feb 4, 2015

    if its divided by any other number even then doubling the number in first step?
  • Koushal Patel

    Koushal Patel

    @koushal-C6mEgp Mar 31, 2015

    revanth goud
    if its divided by any other number even then doubling the number in first step?
    Nope.
    The above trick was based on
    (x/5)=(x/10)*2=(2x/10)={(x+x)/10}=
    [Add the number to itself] --> Then divide it by 10, which is nothing but putting the decimal point one right of the number!