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Richa Singh
Richa Singh

Richa Singh

Editor of LetsMath
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Richa Singh
Richa Singh in LetsMath
Jun 11, 2016 · 2 min read

Planning to get a .xyz domain?

We started LetsMath and were looking for a cool web domain when we discovered Alphabet’s — abc.xyz. We…

6

Richa Singh
Richa Singh in LetsMath
Apr 20, 2016 · 2 min read

Do we really understand multiplication?

Before you tell me “Of course!” and think that I have lost my mind, let me ask you a question.

What is the tens digit of 11¹² ?

Stop! Don’t take out that calculator just yet. Let me first tell you how some…

58

4 responses
Richa Singh
Richa Singh in LetsMath
Mar 2, 2016 · 2 min read

CONSECUTIVE NUMBERS AND DIVISIBILITY (BY 2, 4 AND 8)

Few facts to note:

1. On the number line, odd and even numbers alternate. For example: 1 is odd, 2 is even. So, for any two consecutive number one will be odd and the other even.
2. Between two consecutive even…

1