Question

.............was the first mechanical calculator designed in 1642 by blaise pascal​

Answer 1

Answer:

The credit for making the first calculating machine goes to Blaise Pascal (1642). He built a mechanical digital calculator to help his father with his business accounts.

Hope it's help u

Answer 2

Pascaline was the first mechanical calculator designed in 1642 by blaise pascal.

Pascaline, also called Arithmetic Machine, the first calculator or adding machine to be produced in any quantity and actually used. The Pascaline was designed and built by the French mathematician-philosopher Blaise Pascal between 1642 and 1644.