Pascal's Calculator

• Pascal's Calculator was was invented in 1642
• The invention of pascal's calculator was important because it wwas the first working calculator of the 17th century. It could subtract 2 numbersand could multiply and divide the numbers repeatedly. It was released to the public in 1645
• The predecessor of pascal's calculator was the Slide Rule
• The inventor was Blaise Pascal
• A fun fact about pascal's calculator is that he invented it to calculate math problems for his father who was a tax supervisor