HARD
4th CBSE
IMPORTANT
Earn 100

Now use numbers 16 to make your own magic triangle. Rule: Numbers on each side must add up to 10.
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Important Questions on Play With Patterns

HARD
4th CBSE
IMPORTANT
Using the same rule, complete these number towers.
https://img-nm.mnimgs.com/img/study_content/content_ck_images/images/105827_q.png
HARD
4th CBSE
IMPORTANT
Now you write any number and the three numbers after that. Make a pattern using the rule. See if you get the same sum.
https://img-nm.mnimgs.com/img/study_content/content_ck_images/images/105828_q.png
HARD
4th CBSE
IMPORTANT
Do patterns with addition of 5 numbers in order.
https://img-nm.mnimgs.com/img/study_content/content_ck_images/images/105829%2Cq(1).png
Does the sum grow by 5 each time?
MEDIUM
4th CBSE
IMPORTANT

Complete this list of letters and numbers.

A B C D E                                          
1 2 3 4 5                                          
MEDIUM
4th CBSE
IMPORTANT

Observe the table and write the secret message using the respective numerals. 

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Teenu wants to write to his friend ‘Good Morning’. What will he write as the secret message.

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MEDIUM
4th CBSE
IMPORTANT

Observe the table and write the secret message using the respective numerals.

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If we change the rule and write 1 in place of ‘B’, 3 in place of ‘D’ and so on, then how will we write ‘Let Us Dance’?

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MEDIUM
4th CBSE
IMPORTANT

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Shablu and Jaggu are playing a game. They are writing some secret messages. But Kahuli is not able to understand them. So Jaggu explained the rule—

Jaggu – You see, we have changed each letter by its next letter.

That is, we write 'G'  in place of  'F',  'O' in place of  'N'.

So, YES becomes ZFT .

Kahuli – Oh! Now I understand.

Kahuli – See what I have written XF BSF GSJFOE T

What was Kahuli’s secret message? 

HARD
4th CBSE
IMPORTANT

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Shablu and Jaggu are playing a game. They are writing some secret messages. But Kahuli is not able to understand them. So Jaggu explained the rule—
Jaggu – You see, we have changed each letter by its next letter.
That is, we write 'G' in place of 'F', 'O' in place of 'N'. So
YES becomes ZFT .
Kahuli – Oh! Now I understand.
Kahuli – See what I have written XF BSF GSJFOE T

What did Shablu and Jaggu write? _____