Question

Example 7: There were 2523 spectators in an auditorium out of which 89
were children. Estimate the number of adults in the auditorium.
Solution: Here, we just need an estimate and not the exact number.
Total number of spectators in the auditorium = 2500 (rounded down)
Total number of children in the auditorium
= 900 (rounded up)
Number of adults in the auditorium
2 5. с C
= Total number of spectators - Number of children
9
= 2500 - 900 = 1600
1 6
Answer: There were about 1600 adults in the auditorium.
Exercise 3:5
1. Estimate the difference to the nearest Ten and compare it with the actual
difference.
a) 49 - 23
b) 76 - 54​

Answer 1

Step-by-step explanation:

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