Order of Operations
3 x (5 + 7) - 9
ANSWER: 27
Step 1: 5 + 7 = 12
Step 2: 3 x 12 = 36
Step 3: 36 - 9 = 27
50 x 700
ANSWER: 35,000
720 / 90
Write a numerical expression for the following calculation:
Multiply the sum of 30 and 50 by 200
ANSWER: (30 + 50) x 200
Kerry goes trick or treating at 500 houses. At each house, Kerry gets 120 pieces of candy. How many pieces does Kerry get in all?
ANSWER: Kerry gets 60,000 pieces of candy.
500 x 120 = 60,000
ANSWER: 4
Step 1: 9 - 5 = 4
Step 2: 6 x 4 = 24
Step 3: 3 x 2 = 6
Step 4: 24 / 6 = 4
Part of Barry's solution for 34 x 68 is shown below.
30 x 60 = 1800
30 x 8 = 240
4 x 60 = 240
What step should Barry do next?
ANSWER: 4 x 8 = 32
Part of Larry's solution to 630 / 42 is shown below.
420 / 42 = 10
630 - 420 = 210
210 / 42 = 5
What step should Larry do next?
ANSWER: 10 + 5 = 15
Write a numerical expression for the following calculation:
Divide the difference of 300 and 240 by 20
(300 - 240) / 20
Gerry Gardens buys 5,400 flower bulbs. If 90 bulbs can be planted in each flower bed, how many flower beds are needed to plant all the bulbs?
ANSWER: 60 flower beds are needed.
5,400 / 90 = 60
(32 + 8) / 8 x 600
ANSWER: 3,000
Step 1: 32 + 8 = 40
Step 2: 40 / 8 = 5
Step 3: 5 x 600 = 3,000
Solve 59 x 63. Use any strategy and show your work.
ANSWER: 3,717
Solve 384 / 24. Use any strategy, but show your work.
ANSWER: 384 / 24 = 16
Perry is setting up tables for a wedding. There will be 156 people attending. Each table holds 12 people. How many tables will Perry need?
ANSWER: He will need 13 tables
Step 1: 156 / 12 = 13
Write a numerical expression for the following calculation:
Divide the sum of 400 and 50 by 45. Then multiply 90 to the quotient.
ANSWER: [(400 + 50) / 45] x 90
(250 - 175) x 32 + (320 / 8)
ANSWER: 2,400
Step 1: 250 - 175 = 75
Step 2 : 320 / 8 = 40
Step 3: 75 x 32 = 2,400
Step 4: 2,400 + 40 = 2,440
ANSWER: 5,684
Solve 345 / 34. Use any strategy. Show your work
ANSWER: 10 r5
Terry is setting up tables for an awards ceremony. Each tables seats 18 people. What is the fewest amount of tables Terry needs to set up for 200 people?
ANSWER: Terry needs to set up 12 tables.
200 / 180 = 11 r2
Solve 506 / 48. Use any strategy. Show your work
ANSWER: 10 r26
[360 / (6 x 5)] x (500 - 455)
ANSWER: 540
Step 1: 6 x 5 = 30
Step 2: 360 / 30 = 12
Step 3: 500 - 455 = 45
Step 4: 12 x 45 = 540
40,000 x 5 x 60
ANSWER: 12,000,000
48,000,000 / 800 / 30
ANSWER: 2,000
Gerry has 167 cupcakes. He is putting them boxes that hold a dozen cupcakes. How many boxes will be filled? How many cupcakes will be left over?
ANSWER: 13 boxes will be filled. 11 cupcakes will be left over.
167 / 12 = 13 r11
FREE POINTS!
FREE POINTS!