Page 11 - Countingin Groups

Find the next 4 numbers.

(i) 5, 7, 9, ___, _____, _____, ____

(ii) 14, 16, 18, ___, _____, _____,___

Counting by 5

When we count by 5s, we count every 5 number.
th

0 1 2 3 4 5 6 7 8 9 10

We often count by 5s when we count groups of 5 items.

For example:

5 10 15 20

5 + 5 + 5 + 5

I have some candies. Count how many they are.

5 10 15

Skipping by 5 we get to know that I have 15 candies.

Find the next 2 numbers.

(i) 10, 15, ___, ___

(ii) 35, 40, ___, _____ 10