Mathematics for Junior High School Grade VII

What do the numbers 1, 3, and 4 present?

How many sticks do we need?

How many sticks are needed to form 4 squares?

How many sticks are needed to form 10 squares?

How to determine the number of sticks accurately?

Using Yuni's method, how to formulate a mathematical statement to calculate the number of sticks needed to form 5 squares, 6 squares?

What is Heru's idea for determining the number of sticks needed to make four squares?

Using a different method than Heru and Yuni, formulate a mathematical statement from the story above, then calculate the number of sticks needed. Explain your idea.

Why are there so many different statements, yet the answers are the same?

What is the mathematical statement to determine the number of sticks needed?

• 1 + 3 × (the number of squares)

• 1 + 3 × a