Compatible Numbers
Use Compatible numbers to estimate:
502 ÷ 73
490 ÷ 70 = 7
See Slide 1
7,614 ÷ 9 = 846
629 ÷ 7 = ?
89 R 6
The airport shuttle bus needs to take 4,588 people from the terminal to the parking garage. The shuttle bus can take 13 passengers on each trip. How many passengers will the shuttle bus take on its last trip?
12
Round 358.09 to the nearest tenth.
358.1
Use Compatible numbers to estimate:
946 ÷ 84
960 ÷ 80 = 12
See Slide 2
9,920 ÷ 20 = 496
583,600 ÷ 102 = ?
5,836
The city council budgeted $2,962 to buy new garbage cans. Each garbage can costs $86. If the city buys as many garbage cans as it can with its budget, how much money will be left over?
$38
Put the following numbers in order from lest to greatest.
891.02, 819.1, 872.915
819.1, 872.915, 891.02
Use Compatible numbers to estimate:
2,368 ÷ 56
2,400 ÷ 60 = 40
See Slide 3
7,836 ÷ 12 = 653
952 ÷ 53 = ?
17 R51
A ferry needs to transport 4,937 people across the river. The ferry can take 57 people on each trip. How many trips will the ferry need to make?
87
25.1 - 19.24 =
5.86
Use Compatible numbers to estimate:
8,572÷ 91
9,000 ÷ 90 = 100
See Slide 4
9,792 ÷ 32 = 306
306 x 32 = 9,792
7,416 ÷ 26 = ?
285 R6
Clark Breakfast Foods produced 7,782 ounces of crispy corn cereal. The company wants to put the cereal into boxes that hold 14 ounces. How many boxes will the cereal fill?
555
Write the following number in expanded form using EXPONENTIAL notation:
7,259.036
(7x103) + (2x102) + (5x101) + (9x100) + (3x1/100) + (6x1/1,000)
Use Compatible numbers to estimate:
36,972 ÷ 74
35,000 ÷ 70 = 500
See Slide 5
9,975 ÷ 75 = 133
133 x 75 = 9,975
9,108 ÷ 44 = ?
207
A real estate agent has $7,161 to spend on newspaper ads. If each ad costs $17, how many ads will the real estate agent be able to buy?
192.7 X 8.4 = ?
1,618.68