Question

(2)Numbers can be written in general forms thus a two digit number an will
written as
[A] ab = 10a+ b [B]ab=10b+a [C]ab-100+10b [D]ab= 100a+10bA​

Answer 1

Answer:

Numbers can be written in general form. Thus, a two digit number ab will be written as ab = 10a + b.

The sum of a 2-digit number and the number obtained by interchanging its digits is always divisible by 11.

The difference between a 2-digit number and the number obtained by interchanging its digits is always divisible by 9.

The general form of a 3-digit number is 100a +10b + c.

The difference between a 3-digit number and a number obtained by reversing its digits is always divisible by 99.

The general form of numbers are helpful in solving puzzles or number games.

Cite this Simulator:

aven.amritalearning.com,. (2013). General Form of Numbers. Retrieved 28 April 2021, from aven.amritalearning.com/index.php?sub=101&brch=304&sim=1583&cnt=3819

Step-by-step explanation:

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