2. MEASURING AND USING NUMBERS

3. You are measuring and using numbers when you are….

4. 1.Able to count and compare quantity of items in different groups.

6. 2. Able to recognized the pattern from a table of numbers.

7. 3. Using numbers to record phenomenon. 0 = STOP 1=1= SLOW 2 = FAST 3 = FASTEST

9. 4. Using scales and explaining ratios.

10. 5. Compare objects using numbers.

11. 6. Using tools correctly.

12. 7. Recording unit correctly.

13. 8. Choosing and using standard unit.

14. 9. Comparing time, distance, area and volume with relevant units.

15. 10. Determining the accuracy in measurements. Which is more accurate?

16. What is meant by measuring and using numbers? Measuring and using numbers is a process of observing quantitatively using numbers and standard or standardised measuring tools as the reference unit.

17. To obtain more accurate observations. Why do we need to measure and use numbers?

18. 1. Identify the measurement required. 2. Specify the instrument to be used. 3. Compare the measurement with the specific instrument. 4. Add up the total measurement. How do we measure and use numbers?