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Sunday, 9 July 2017

The 100 Number Table(Big Numbers - 5th Mathematics)

The 100 Number Table

We had used this beads mala with 100 beads in class 4.
 The 100 Number Table(Big Numbers - 5th Mathematics)

(a) How many numbers are there in each row?
(b) What is the difference between any 2 consecutive numbers in any row?
(c) What is the difference between any 2 consecutive numbers in any column?

Now, carefully look at the darkened window with 54 at its centre.

What is the relationship that 54 has with all the numbers surrounding it. Let us find out.
 The 100 Number Table(Big Numbers - 5th Mathematics)

54 is one more than 53 and one less than 55.
54 is 10 more than 44 and 10 less than 64.
54 is 11 more than 43 and 11 less than 65.
54 is 9 more than 45 and 9 less than 63.

(d) Now choose any other window from the number chart, and see whether the
relationships are the same.

Do This

Now fill up the following windows based on the above relationships.
 The 100 Number Table(Big Numbers - 5th Mathematics)


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