Does the Expression Work?
Sue has 8 plates. He wants to place 6 cookies on each plate. Does this expression help determine how many cookies he will have on all the plates? If this is incorrect, provide a corrected expression.
(8x6)+(1x6)
No, (8x6)
450x80
80x450
Commutative
a number sentence that contains an equal sign
Equation
the result of multiplication
product
What is the name of the snowman who must have had some magic in the old top hat he wore?
Frosty
Sydney has 4 plates. She wants to place 8 cookies on each plate. Does this expression help determine how many cookies he will have on all the plates? If this is incorrect, provide a corrected expression.
(5x4)+(3+4)
No (5x4) + (3x4)
(4×5)×8=4×(5×8)
Associative
The base ten block consisting of one hundred 1-cm cubes
a flat or base ten hundreds
a number that is multiplied
How many reindeer pull Santa's sleigh counting Rudolph.
9 reindeer
Fred has 6 plates. He wants to place 12 cookies on each plate. Does this expression help determine how many cookies he will have on all the plates? If this is incorrect, provide a corrected expression.
(3+3)x12
Yes
(2x9)x3
2x(9x3)
Associative
a way of writing a number as the sum of the values of each digit
expanded form
an answer close to, or approximating an exact answer
estimate
How many candle holders are on a menorah?
Nine
Fred has 9 plates. He wants to place 6 cookies on each plate. Does this expression help determine how many cookies he will have on all the plates? If this is incorrect, provide a corrected expression.
(5x1)x9
No, (5+1)x9 would work,
4(8x7)=(4x8)+(4x7)
Distributive
Sets with the same number of elements such as cars with 5 passengers each, rows with 6 chairs each
equal groups
a rectangular array with the same number of rows as columns. Picture an array of for the number 16 or 9 or 25
square array
What is the annual, non-religious celebration of African American culture, family, and community, observed from December 26 to January 1
Kwanzaa
John has 7 plates. He wants to place 8 cookies on each plate. Does this expression help determine how many cookies he will have on all the plates? If this is incorrect, provide a corrected expression.
(4+8) x (3+8)
No, (4x8)+(3x8)
a×(b+c)=(a×b)+(a×c)
Distributive
a set of objects arranged in equal rows and equal columns
Array
a counting number that is divisible by 2
even number
What is your favorite holiday movie?
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