Partitive Model
Measurement Model
Multiplying with Decomposition
Standard Algorithm and Estimation
100

2/5 ÷ 6

2 2/5

100

2/5 ÷ 6

2 2/5

100

50 x 1234

(50 x 1000) + (50 x 200) + (50 x 30) + (50 x 4) = 61,700

100

93.2 x 2.4

223.68

200

14/5 ÷ 2/3

4 1/5

200

14/5 ÷ 2/3

4 1/5

200

5 x 1239.3

(5 x 1000) + (5 x 200) + (5 x 30) + (5 x 9) + (5 x 0.3) = 6,196.5

200

46.8 x 447

20,919.6

300

6/7 ÷ 1/3

2 4/7

300

6/7 ÷ 1/3

2 4/7

300

12 x 42.14

(12 x 40) + (12 x 2) + (12 x 0.1) + (12 x 0.04) = 505.68

300

32.485 x 65

2,111.525

400

Solve this problem with either measurement or partitive. Don't forget to write the number sentence. Maria has 19 gallons of water.  This is 1/3 of how much she needs to drink today.  How much does she need to drink?

Partitive.  57 gallons of water.

400

Solve this problem with either measurement or partitive. Don't forget to write the number sentence. Justin has 5/4 of a cup of butter. He needs to split it into groups of 3/4 cups.  How many groups will he have?

1 2/3 groups

400

15 x 86.04

(15 x 80) + (15 x 6) + (15 x 0.04) = 1,290.6

400

A stadium has 10,500 seats and 8 VIP boxes.  A premium seat costs $519.50 per game. A seat at the standard section costs $27 per game. How much money can the stadium make off of the standard seats if they sell out a game?

283,500 dollars

500

Solve this problem with either measurement or partitive. Don't forget to write the number sentence. Maria has 19 gallons of water.  She needs to split them into glasses that measure 1/3 of a gallon.  How many glasses will she need to fill?

Measurement.  57 glasses

500

Solve this problem with either measurement or partitive. Don't forget to write the number sentence. Justin has 5/4 of a cup of butter.  This is 3/5 of how much he needs to make butter soup for all of his friends.  How much more butter does he need?

Partitive. 5/6 cups. (Bonus 100 to anyone who simplified)

500

17 x 105.36

(17 x 100) + (17 x 5) + (17 x 0.3) + (17 x 0.06) = 1,791.12
500

A stadium has 10,500 seats and 8 VIP boxes.  A VIP box costs $5190 per game. A seat at the standard section costs $27 per game. How much money can the stadium make off of the VIP boxes if they sell out a game?

40,156 dollars

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