4th Maths Term 1 Unit 3 Patterns Exercise 3.3 Answers

4th Maths Term 1 Unit 3 Patterns Exercise 3.3

Chapter: 4th Maths : Term 1 Unit 3 : Patterns

Exercise 3.3

Text Book Back Exercises Questions with Answers, Solution : 4th Maths : Term 1 Unit 3 : Patterns : Exercise 3.3

A. Fill in the blanks.
  • i. 90, 180, 270, 360, 450, 540.
  • ii. Z90, A81, Y72, B63, X54, C45, W36.
B. Circle the multiples of 9

25, 27, 35, 36, 45, 46, 54, 55

25, (27), 35, (36), (45), 46, (54), 55

C. Complete the following sequence.
  • 1. 125, 150, 175, 200, 225, 250.
  • 2. 100, 400, 700, 1000, 1300, 1600,
  • 3. A 100 C 300 E 500 G 700 I 900 K 1100 M 1300
  • 4. 200 400 600 800 1000 1200
D. Complete the following sequence.

1. Patterns of 9

$$ 9 \times 6 = 54 $$ $$ 9 \times 66 = 594 $$ $$ 9 \times 666 = 5994 $$ $$ 9 \times 6666 = 5\underline{9,94}4 $$ $$ 9 \times 666666 = \underline{5,999,994} $$

2. Patterns of 9 continued

$$ 9 \times 111 = 999 $$ $$ 9 \times 333 = 2997 $$ $$ 9 \times 555 = \underline{4,995} $$ $$ 9 \times 222 = 1998 $$ $$ 9 \times 444 = \underline{3,996} $$ $$ 9 \times 666 = \underline{5,994} $$
E. Answer the following questions.

1. The school bell rings once in an hour, to indicate that the session ends/next session begins. And for break, it will be 20 minutes. Shall we try to fill this up.

Here is the time table

School Bell Time Table Pattern

2. Imagine you are a traffic inspector. You are asked to design the traffic signal timings. Can you design it?

Traffic Signal Timing Pattern

3. A city is planned in such a way that every 5km has a circle and has 4 signals around. So, can you guess where the signals and circle are there?

How many signals are needed for a 20 km distance?

The four signals are around the circle.

16 Signals are needed for a 20km distance

F. Magic Square

Create a magic square by using multiples of 10, 20, 30, 40, 50, 60, 70, 80 and 90.

Magic Square Solution
Try This

Create magic squares by using,

  • 1. Multiples of nine
  • 2. Multiples of hundred
Try This Magic Square Template

Tags: Patterns | Term 1 Chapter 3 | 4th Maths , 4th Maths : Term 1 Unit 3 : Patterns

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4th Maths : Term 1 Unit 3 : Patterns : Exercise 3.3 | Patterns | Term 1 Chapter 3 | 4th Maths