Array Architect Worksheet
Math Studio • Grade 3 Multiplication & Area
Array Architect Worksheet
Architect:
Date:
Architect Blueprint Rule
Count rows (horizontal) and columns (vertical). Multiply dimensions to find the total area in square units!
3 rows
↓
Equation:
3 × 4 = 12 sq units
PART 1
Blueprint Inspection: Label the dimensions, write the matching equation, and solve.
1 Floor Plan A 1 square = 1 sq unit
←
columns
→
↑
rows
↓
Multiplication Equation:
× = sq units
2 Floor Plan B 1 square = 1 sq unit
←
columns
→
↑
rows
↓
Multiplication Equation:
× = sq units
3 Floor Plan C 1 square = 1 sq unit
←
columns
→
↑
rows
↓
Multiplication Equation:
× = sq units
4 Floor Plan D 1 square = 1 sq unit
←
columns
→
↑
rows
↓
Multiplication Equation:
× = sq units
Architect Tip: Count the square units one by one or skip count by rows to verify your multiplication answer matches!
PAGE 2
Drafting Studio & Problem Solving
Array Architect Challenge
PART 2
Design On The Grid: Shade or outline the required array, label the dimensions, and write the equation.
5 Draft an array with 4 rows and 5 columns.
Top Dimension: cols
Equation:
× = sq units
6 Draft an array with 3 rows and 6 columns.
Top Dimension: cols
Equation:
× = sq units
PART 3
Real-World Applications: Read each scenario, sketch or label, and calculate the square units.
7 Patio Tile Project
Architect Mateo is laying patio pavers in an outdoor courtyard. The patio has 6 rows of square tiles, with 7 tiles in each row. How many total square unit pavers are needed?
Equation: × =
Answer: square units
Quick Sketch
8 Solar Panel Blueprint (Missing Dimension)
Engineer Sofia installed a solar panel grid that covers 32 square units in total. The grid is arranged in 4 equal rows. How many columns are in the solar panel grid?
Equation: 4 × = 32
Columns:
Quick Sketch
Master Architect Reflection: Turn & Rotate
If you take an array with 3 rows of 8 and rotate the blueprint so it becomes 8 rows of 3, does the total number of square units change? Explain why: