Rounding to the nearest 100. Draw a vertical number line: label the 100 below the number, the 100 above the number, and the number that is the halfway point. Then, place the weight of Paul's bags on the number line.
Question 2
2.
About how much do Paul's suitcases weigh?
Question 3
3.
What is the difference between the weight of the cashews and the yogurt raisins?
3
Question 4
4.
Find the time on the clock. Round the time to the nearest 10 minutes. About what time does the clock show? (Use this clock if you need to)
3
Question 5
5.
Find the time on the clock. Round the time to the nearest 10 minutes. About what time does the clock show? (Use this clock if you need to)
2
Question 6
6.
About how much time does Paul have before his plane leaves? (Hint: Use the time from questions 4 and 5)
2
Question 7
7.
Round to the nearest ten liters.
About how much fuel is used every minute?
3
Question 8
8.
About how many liters of fuel are used every 2 minutes?
2
4
2
3
Question 12
12.
Round the weight of the bag on the scale. About how much weight does the baggage handler lift if he lifts 3 bags?
2
Question 13
13.
Precisely how much weight does the baggage handler lift if he lifts 3 bags?
3
2
2
Question 9
9.
Calculate precisely how many liters of fuel are used every 2 minutes.
Question 10
10.
Draw a tape diagram to find the difference between your estimate and precise calculation.
Question 11
11.
What is the difference between your estimate and precise calculation?
Question 14
14.
Write and solve an equation and to show how much more weight this baggage handler lifts than the one in questions 13.
Question 15
15.
What time do the baggage handlers finish loading bags? (Use this clock if you need to)
Question 16
16.
How many liters of water does the baggage handler drink in all 7 days of the week?
