(i) 50000 + 4000 + 300 + 10 + 0 = _________.
Ans: 54310
(ii) If Hot become GNS then FOUR will become _________.
Ans: ENTQ
(iii) Observe the pattern: 39584, 39684, ________, ________.
Ans: 39784, 39884
(iv) Observe the pattern: 97043, 97033, ________, _______.
Ans: 97023, 97013
(i) Write the number name using the international place value chart: 3100209
Ans: Three million one hundred thousand two hundred nine.
(ii) Study the pattern and fill in the missing numbers.

Ans:

(iii) Study the pattern and fill in the missing numbers.

Ans: 
(iv) Find the place value of each digit in the following number: 89765
Ans: 80,000 + 9,000 + 700 + 60 + 5.
Each term shows the place value of the digit in that position.
(v) Study the pattern and fill in the missing numbers.

Ans: 25
(vi) Write the successor of: 34999
Ans: 35000
This is because 34999 + 1 = 35000.
(vii) Write roman numeral XXVIII as a number.
Ans: 28

(viii) Study the pattern and fill in the missing numbers.
13 + 18 = 31
15 + 16 = 31
? + ? = 31
Ans: 17 + 14 = 31
(ix) Write the numbers, placing the commas at the right places by using the international place value chart: Twenty-one million six hundred one thousand six
Ans: 21,601,006 (21601006)
(x) Rashi is playing with this cord. Draw what it will look like when it gets upside down?

Ans: It will look exactly the same when turned upside down.
(xi) Study the pattern and fill in the missing numbers.

Ans:
(xii) Write 110 in roman numeral
Ans: CX
(xiii) Write the greatest 5-digit numbers using each digit only once:
50943
Ans: 95430
Make the greatest number by arranging the digits in descending order.
(xiv) Write roman numeral XXXV as a number.
Ans: 35

| 1. What is the importance of patterns in mathematics? | ![]() |
| 2. How can playing with patterns help in the development of cognitive skills? | ![]() |
| 3. What are some real-life examples of patterns? | ![]() |
| 4. How can teachers incorporate pattern activities in the classroom? | ![]() |
| 5. What are the benefits of incorporating pattern activities in mathematics education? | ![]() |