![Blaise Pascal on Twitter: "The original adding machine! (you guys now call it a calculator...) https://t.co/4UkB65Sa24" / Twitter Blaise Pascal on Twitter: "The original adding machine! (you guys now call it a calculator...) https://t.co/4UkB65Sa24" / Twitter](https://pbs.twimg.com/media/CR49nsBUwAA7WxH.png)
Blaise Pascal on Twitter: "The original adding machine! (you guys now call it a calculator...) https://t.co/4UkB65Sa24" / Twitter
![Alberto Tufaile on Twitter: "@MIT_CSAIL Pascal's calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in the mid 17th century. https://t.co/SDx5N20rXp https://t.co/ELKibH2I5a" / Twitter Alberto Tufaile on Twitter: "@MIT_CSAIL Pascal's calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in the mid 17th century. https://t.co/SDx5N20rXp https://t.co/ELKibH2I5a" / Twitter](https://pbs.twimg.com/media/EqLhRI2XEAIuPze.png)
Alberto Tufaile on Twitter: "@MIT_CSAIL Pascal's calculator (also known as the arithmetic machine or Pascaline) is a mechanical calculator invented by Blaise Pascal in the mid 17th century. https://t.co/SDx5N20rXp https://t.co/ELKibH2I5a" / Twitter
![Pascal's calculator (also known as the arithmetic machine or Pascaline), Foto de Stock, Imagen Derechos Protegidos Pic. IAM-WHA_137_0913 | agefotostock Pascal's calculator (also known as the arithmetic machine or Pascaline), Foto de Stock, Imagen Derechos Protegidos Pic. IAM-WHA_137_0913 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/fac6b3672666734fc452eeeb8fad5070/iam-wha_137_0913.jpg)
Pascal's calculator (also known as the arithmetic machine or Pascaline), Foto de Stock, Imagen Derechos Protegidos Pic. IAM-WHA_137_0913 | agefotostock
![Pascal's calculator (also known as the arithmetic machine or Pascaline), a mechanical calculator invented by Blaise Pascal in the early 17th century. Pascal was led to develop a calculator by the laborious Pascal's calculator (also known as the arithmetic machine or Pascaline), a mechanical calculator invented by Blaise Pascal in the early 17th century. Pascal was led to develop a calculator by the laborious](https://c8.alamy.com/zooms/6/0b50e5fb2ba64f0386b544a99c73dfeb/2a265f4.jpg)