Estimation Station
360÷ 6
60
65 ÷ 5
13
19 ÷ 3
Remainder 1
29 ÷ 4
7 r 1
The expanded notation of a number is shown
(9 x 10,000) + (4 x 100) + (2 x 10)
What is the standard form of this number?
90,420
4,500÷ 9
500
138 ÷ 3
46
156 ÷ 9
Remainder 3
215 ÷ 7
30 r 5
The number 40,011,005.25 is shown in expanded notation below. What is the missing value?
(4 x 10,000,0000 + (1 x 10,000) + (1 x 1,000) +
(5 x __) +( 2 x 0.10) + (5 x 0.01)
Missing value is 1
George stacked 126 boxes in a truck in 3 hours. About how many boxes per hour did he stack?
120 ÷ 3=40
4,114 ÷ 2
2,057
2,365 ÷ 6
Remainder 1
9,231 ÷ 4
2,307 r 3
Jane packed 15 dozen cupcakes into boxes. She can put 10 cupcakes into each box. How many boxes will she use to pack all of her cupcakes?
Dozen = 12
Step 1 15 x 12 = 180
Step 2 180 ÷ 10= 18
18 boxes
Casey stacked 441books equally onto 9 shelves. About how many books are on each shelf?
450 ÷ 9= 50
Cassie read 483 pages of her book in one week. If she reads the same number of pages each day, how many pages did she read in one day?
69
Rena has 23 DVDs that she wants to sort into rows of 6 each. How many DVDs will Rena have left over?
5 DVDs left over
Miguel has 48 pieces of quarts. He wants to divide the pieces equally into 9 bags. How many bags will Miguel need for all of the quarts?
45 ÷ 9= 5 r 3
ALL of the quarts, 5+1= 6 bags needed
Nathan has $20 to spend at the store. He buys two bags of takis for $2.99 each, a Coke for $1.25 and a movie for $11.50.
How much change should Nathan receive from his $20?
$1.27
Cade can shoot 275 free throws in 2 hours. About how many free throws can he shoot in 5 hours?
about 700
Mrs. Jenkins opened 2 boxes of crayons. Each box contains 64 crayons. She wants to divide the crayons evenly between 8 groups. How many crayons will each group receive?
Create an equation, strip diagram, and solve
16 crayons
Teachers show an example for the strip diagram :)
Alyson has 46 beads to make bracelets. Each bracelet has 5 beads. How many more beads does Alyson need so that all the beads she has are used?
46 ÷ 5= 9 r 1 left over bead
4 more beads
Ben is a tour guide at a glass blowing studio. He will give a tour to 80 people with 7 people in each group. How many tours will Ben give to all 80 people?
80 ÷ 7 = 11 r 3
EVERYONE gets to go 11 +1 = 12 tours
Charles practices his guitar for 45 min each day. How many minutes will Charles spend practicing his guitar over a 2 week period?
1 week = 7 days
Step 1: 7 x 2= 14 days
Step 2: 14 days x 45 minutes= 630 minutes