Partition Rectangles Into Equal Squares - 2nd Grade Math
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What is the total number of squares in $7$ rows and $2$ columns?
What is the total number of squares in $7$ rows and $2$ columns?
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$14$. Multiply: $7 \times 2 = 14$.
$14$. Multiply: $7 \times 2 = 14$.
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What is the total number of squares in $2$ rows and $9$ columns?
What is the total number of squares in $2$ rows and $9$ columns?
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$18$. Multiply: $2 \times 9 = 18$.
$18$. Multiply: $2 \times 9 = 18$.
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What is the total number of squares in $3$ rows and $5$ columns?
What is the total number of squares in $3$ rows and $5$ columns?
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$15$. Multiply: $3 \times 5 = 15$.
$15$. Multiply: $3 \times 5 = 15$.
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What is a column of squares in a partitioned rectangle?
What is a column of squares in a partitioned rectangle?
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A vertical line of equal squares. Columns go up and down.
A vertical line of equal squares. Columns go up and down.
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What is a row of squares in a partitioned rectangle?
What is a row of squares in a partitioned rectangle?
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A horizontal line of equal squares. Rows go across from left to right.
A horizontal line of equal squares. Rows go across from left to right.
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Which option is the correct total for $8$ rows and $3$ columns: $11$, $24$, or $83$?
Which option is the correct total for $8$ rows and $3$ columns: $11$, $24$, or $83$?
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$24$. Calculate: $8 \times 3 = 24$.
$24$. Calculate: $8 \times 3 = 24$.
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What do you count to find the total number of squares in a partitioned rectangle?
What do you count to find the total number of squares in a partitioned rectangle?
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All same-size squares inside the rectangle. Count every square created by the partition.
All same-size squares inside the rectangle. Count every square created by the partition.
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What does it mean to partition a rectangle into same-size squares?
What does it mean to partition a rectangle into same-size squares?
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Divide it into equal squares with no gaps or overlaps. Same-size squares fill the entire rectangle completely.
Divide it into equal squares with no gaps or overlaps. Same-size squares fill the entire rectangle completely.
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Find and correct the error: $3$ rows and $4$ columns gives $3+4=7$ squares.
Find and correct the error: $3$ rows and $4$ columns gives $3+4=7$ squares.
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Correct: $3 \times 4 = 12$ squares. Must multiply, not add, to find total squares.
Correct: $3 \times 4 = 12$ squares. Must multiply, not add, to find total squares.
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What is a row in a rectangle grid of same-size squares?
What is a row in a rectangle grid of same-size squares?
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A horizontal line of equal squares. Rows go across from left to right.
A horizontal line of equal squares. Rows go across from left to right.
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Find the total squares if each column has $4$ squares and there are $6$ columns.
Find the total squares if each column has $4$ squares and there are $6$ columns.
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$24$. Multiply squares per column by number of columns: $4 \times 6$.
$24$. Multiply squares per column by number of columns: $4 \times 6$.
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Find and correct the error: A student says $3$ rows and $8$ columns gives $11$ squares.
Find and correct the error: A student says $3$ rows and $8$ columns gives $11$ squares.
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Correct total: $24$ squares. Student added instead of multiplying; $3 \times 8 = 24$.
Correct total: $24$ squares. Student added instead of multiplying; $3 \times 8 = 24$.
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What is the total number of squares in $6$ rows and $2$ columns?
What is the total number of squares in $6$ rows and $2$ columns?
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$12$. Calculate $6 \times 2 = 12$ squares.
$12$. Calculate $6 \times 2 = 12$ squares.
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What is the total number of squares in $5$ rows and $3$ columns?
What is the total number of squares in $5$ rows and $3$ columns?
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$15$. Calculate $5 \times 3 = 15$ squares.
$15$. Calculate $5 \times 3 = 15$ squares.
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What is the total number of squares in $2$ rows and $7$ columns?
What is the total number of squares in $2$ rows and $7$ columns?
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$14$. Calculate $2 \times 7 = 14$ squares.
$14$. Calculate $2 \times 7 = 14$ squares.
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