Using Patterns to Divide/Connecting Models and Symbols
Estimate with 2-Digit Divisors
Dividing by Multiples of 10
1 and 2 Digit Quotients and Dividing with Greater Numbers
Missing and Extra Information
100
Which of the following is another way to think of 46,000 divided by 70? A) 46,000 tens divided by 70 tens B) 4,600 tens divided by 7 tens C) 460 tens divided by 7 tens D) 46 tens divided by 7 tens
B) 4,600 tens divided by 7 tens
100
Which of the following is the best way to estimate 742 divided by 81 using compatible numbers? A) 720 divided by 80 B) 745 divided by 85 C) 750 divided by 75 D) 750 divided by 90
A) 720 divided by 80
100
A florist has ordered 1,432 roses for Valentines Day. If the roses are divided into 50 bouquets, how many roses will each bouquet have, and how many roses will be left over? A) 18 per bouquet with none left over. B) 19 per bouquet with 3 left over. C) 19 per bouquet with 32 left over. D) 28 per bouquet with 32 left over.
D) 28 per bouquet with 32 left over.
100
The table below shows how many people have signed up for a walking fundraiser. The walkers are being organized in groups of 15 people. How many groups will there be? Group Number of Walkers Happy Feet 206 Life Walkers 153 Monster Mamas 76
29 Groups
100
Identify Extra or Missing Information, Solve if possible. Jenna makes $8 an hour babysitting. She works 3 days per week. What is the total amount she makes in a week?
Missing Information: The number of hours she works each day. You can not answer the problem.
200
A poetry class won a $325 price. The 13 students in the class share the prize equally. How many dollars does each student receive?
$25
200
The lengths of two ribbons are given below. About how many times longer is the red ribbon than the green ribbon? Ribbon Length in inches Green 26 Red 132
5
200
The carnival committee has purchased 1,245 small prizes. If the prizes are to be divided among the 20 game booths, how many prizes will each booth have and how many prizes will be left over?
62 per booth with 5 left over
200
How many tables that seat eight are required to provide places for 62 people at a banquet? A) 9 tables B) 8 tables C) 7 tables D) 6 tables
B) 8 tables
200
Identify Missing and Extra Information, Solve if possible. Alanna bought 6 books. Each book cost $13 and each bookmark cost $2. How much did she spend on books?
Extra Information: Cost of bookmarks. Solution: $78
300
We Haul trucking company purchased 36,000 boxes. If 90 boxes can fit on a truck, how many trucks will be needed to carry all the boxes?
400 trucks
300
Use compatible numbers to calculate the following: 525 divided by 96
500 divided by 100 = 5
300
1467 divided by 20
73 R 7
300
A company printed 232 brochures and shipped them out in boxes. If there were 58 brochures in each box, how many were shipped?
4 boxes
300
Identify Missing or Extra Information, Solve if possible. Karen is baking bread for her 5th grade class. Each loaf can be cut into 8 slices. How many loaves should Karen bake if each student is served 2 slices?
Missing Information: The number of students, you can not solve.
400
Morning Star Farm purchased 2,400 apple trees. If 80 trees can be planted on each acre of lang, how many acres will be needed to plant all the trees?
30 acres
400
A high school volleyball team has made it to the state tournament. There are 586 students that want to go, and 32 students can fit on each bus. About how many buses are needed?
About 20 buses
400
A group of 483 students is taking a field trip. One bus is needed for every 50 students. How many buses are needed?
10 buses
400
A group of 11 friends rent a van to take a summer road trip. If they drive a total of 1,320 miles and each person drives an equal amount of miles, how many miles will each person drive?
120 miles
400
Identify Extra or Missing Information, Solve if possible. Robert spelled 23 words correctly and 6 words incorrectly in his first spelling contest, 36 words correctly and 5 words incorrectly in his second spelling contest, and 29 words correctly and 4 words incorrectly in his third spelling contest. How many words did Robert spell correctly in all?
Extra Information: The words spelled incorrectly, Solution: 88 words
500
Write a multiplication equation and a division equation that represents the model shown below. d __________________ | | | 176 | | | 16 |_________________|
d x 16 = 176 176 / d = 16 or 176 / 16 = d
500
There are 135 comets that are visible from Earth every 20 years or less. What is an estimate of how many of these comets are seen each year?
7 comets
500
A ream of paper contains 500 sheets. How many reams are needed to type a manuscript of 6000 pages? Explain how you know.
12 reams. Sample: I know that 60 divided by 5 is 12. So, 600 divided by 50 is 12 and 6000 divided by 500 is 12
500
A team of 15 workers picked 1,050 apples. Each person on the team picked the same number of apples. How many apples did each worker pick?
70 apples
500
Identify Extra or Missing Information, Solve if possible. Carolina kayaked down the Hudson River for 4 days. She paddled 6 miles each morning and 9 miles each afternoon. The temperature ranged from 88 degrees to 92 degrees on her trip. How many total miles did Carolina paddle on her kayak trip?
Extra Information: The temperature range during her trip, Solution: 60 miles
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