Operations
If 5,000 people need to be moved from place A to place B by bus, and one bus seats 46 people, how many buses are needed? Which operation do you need to solve this problem?
Division
5 x 5 x 5 x 5
54
107
10,000,000
Round to nearest thousand.
149,601
150,000
3,000
3 x 103
The perimeter of a square is 80cm.
What is the length of one side?
20cm
If you spend exactly $2.25 every day to make a phone call, how much will those phone calls cost you in a year? Which operation do you need to do to solve?
multiplication
100 x 100 x 100
1003
9 x 100
9
Round to the nearest million.
597,104,865
597,000,000
7,000,000
7 x 106
The perimeter of a square is 80cm. What is the area?
Hint: Find the length of 1 side first
A = side x side
400cm2
An airplane travels at a constant speed of 880 km per hour. Estimate about how long it will take for it to fly 5,800 km. Which operation will you need to use to solve?
Division
two to the sixth power
26
5 x 104
50,000
Round to the nearest ten thousand.
2,999,307
3,000,000
450,000
4 x 105 + 5 x 104
The edge of a cube measures 11 m.
What is its volume?
V = Side x side x side
1,331 m3
How many times can you subtract 9 from 23.391 before you "hit" zero? Which operation is used to solve?
Division
Daily Double!!!
Choose a card!
2 x 105 + 3 x 102 + 9 x 100
200,309
Round to the ten million
559,998,000
560,000,000
707,000
7 x 105 + 7 x 103
253 gives us the ____ of a ____ with edges ____ units long.
253 gives us the VOLUME of a CUBE with edges 25 units long.
Three boxes of tea bags cost $15.90.
How much do two boxes cost?
Which operation(s) do you need to solve?
Division then multiplication
three cubed
33
2 x 107 + 8 x106 + 3 x 104 + 1 x 103
28,031,000
Daily Double!!
Choose a card!!
6,205,000
6 x 106 + 2 x 105 + 5 x 103
3 X 92 gives us the ____ of ___ ______ with sides ____ units long
3 X 92 gives us the AREA of 3 SQUARES with sides 9 units long