Multiplication
Use the Partitioned Rectangle Method to solve
57 x 13
741
57= 50 and 7
13= 10 and 3
50 x10=500 7x10=70
50x3=150 7x3=21
500+150+70+21= 741
Wooden bat $49
Metal bat $74
Glove $35
Helmet $22
Mr. Russo buys 5 wooden bats and gives the cashier $300. How much change does he get?
Answer: _______________________________
$55
5x49=245
$300-$245= $55
Inches (in). Feet (ft)
48in = _________
______ in = 6ft
Explain how you found how many feet are in 48 inches.
Answer
48in=4ft
72in=6ft
12 x 4= 48
Find the Area
A tool bench is 35 inches long and 19 inches wide. How many square inches of basement floor does it cover?
Equation:
____________________________
Answer:
__________________square inches
Answer
Equation 35 x 19
Answer is 665
Use Partial Products to solve 38x6
Answer 228
3 8
x 6
___
180
48
_____
228
Item-Price
Wooden bat $49
Metal bat $74
Glove $35
Helmet $22
Mr. Russo wants to buy 6 bats for his team. How much more would it cost for him to buy 6 metal bats than 6 wooden bats?
Answer: _______________________________
Answer: 438
49x6=294
74x6=144
294+144=438
Find the number of liters or milliliters.
Liters (L) Milliliters (mL)
3L = __________mL
____L =4,000 mLExplain how you found how many milliliters are in 3L
Answer
3L=3,000mL
4L=4,000mL
3x 1,000=3,000
Marcus is painting a rectangular wall in his room. The wall is 9ft tall and 12ft wide. What is the area of the wall Marcus is painting?
Answer
9x12=108 sq ft
Use Partial Product to solve 59 x 9
Answer 531
5 9
x 9
_____
450
81
____
531
Item Price
Wooden bat $49
Metal bat $74
Glove $35
Helmet $22
Mr. Russo needs 9 helmets and 8 gloves for his team. How much will it cost in all?
Answer: _______________________________
22 x 9= 198
35x 8= 280
$198+$280= $478
Find the number of liters or milliliters.
Liters (L) Milliliters (mL)
11L = __________mL
____L =16,000 mLExplain how you found how many Liters are in 16,000 mL.
Answer
11L=16,000 mL
16L=16,000 mL
16x 1,000= 16,000
Sarah is planting a vegetable garden that is shaped like a rectangle. The garden is 18ft long and 5ft wide. What is the area of Sarah's garden?
Answer
18x 5=90 square ft
Use any method to solve 32 x 7
Answer 224
Amal, Bobby, and Grace have been saving quarters. Amal saved 50 quarters and Bobby saved four times as many as Amal,
Grace saved 25 less than Amal and Bobby combined. How many quarters did Grace save?
Number Model:
_____________________________________
Answer: _____________________________________
Answer 225 quarters
Amal= 50
Bobby= 50x4--> 200
Grace= 25 less than Bobby and Amal
(50x4)+50-25= 225
Find the number of kilograms or grams .
kilograms (kg) grams (g)
7kg= ________g
______kg = 13,000g
Explain how you found how many grams are in 7 kilograms.
Answer
7kg = 7,000g
13kg = 13,000
I know 1kg=1,000g
7x 1,000= 7,000
See Board
Answer
6x7=42
3x4=12
42+12=54 sq in.
Use Lattice Multiplication to solve 83 x 24
Answer 1,992
Andy, Danny, and Mark spent the evening at a carnival. Andy won 75 prize tickets, and Danny won twice as many tickets as Andy. Mark won twice as many prize tickets as Andy and Danny combined. How many tickets did Mark win?
Number Model:
_______________________________________
Answer:
_____________________________________
Answer: 450 prize tickets
Andy= 75 tickets
Danny= 150 (75x2)
Mark 2(150+75) or 2 (225)
Find the number of kilograms or grams .
kilograms (kg) grams (g)
_______kg = 2,000g
3.5kg = _________g
Answer
2kg = 2,000g
3.5kg = 3,500
I know 1kg=1,000g
2x 1,000= 2,000
See Board
3x2=6
6x10=60
4x3=12
60+12+6=78