A pattern has group of units that follow a rule while repeating or changing. Some patterns grow and some reduce. A growing pattern is the one which increases or decreases by a constant unit, you can find a growing pattern with pictures shapes, objects, numbers etc.
Following are some examples of growing patterns.
Growing Shape Pattern
Growing Number Pattern
Growing Alphabet Pattern
a A aa AA aaa AAA aaaa AAAA
Reducing Shape Pattern
Reducing Number Pattern
Reducing Alphabet Pattern
AAAA aaaa AAA aaa AA aa A a
Unit of Repeat
Observe the growing pattern and the unit of repeat in each of the following.
Observe the reducing pattern and the unit of repeat in each of the following.
Questions and Answers on Growing Patterns, Reducing Patterns and Unit of Repeat Patterns:
1. In each of the following identify and write whether growing or reducing pattern. Also, write the unit of pattern.
Answer:
Type of Pattern |
Unit of Repeat | |
(i) |
Growing | |
(ii) |
Reducing | |
(iii) |
Reducing |
d c |
(iv) |
Growing |
+20 |
(v) |
Reducing |
-9 |
2. Draw the picture that comes next in the pattern.
Answer:
3. Complete the pattern. Write whether growing, reducing or repeating pattern.
Answer:
4. Complete the following growing or reducing number patterns.
(i) 25, 50, 75, 100, 125, _____, _____
(ii) 990, 980, 970, 960, 950, _____, _____
(iii) 13, 26, 39, 52, 65, 78, _____, _____
(iv) 808, 707, 606, 505, 404, _____, _____
(v) 14, 21, 28, 35, 42, 49, _____, _____
(vi) 10, 20, 30, 40, 50, _____, _____
Answer:
4. (i) 150, 175
(ii) 940, 930
(iii) 91, 104
(iv) 303, 202
(v) 56, 63
(vi) 60, 70
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