1 million
about 146,000,000 were sold in the US
Calculators help us by giving us the answers to problems we don't understand or know.
Casio and Sharp and Helix are the biggies
The number of calculators sold each year varies widely based on factors such as educational needs, technological advancements, and market demand. On average, global sales of calculators can range from 100 million to over 200 million units annually. However, this figure can fluctuate due to trends in digital devices, such as smartphones and tablets, which often include calculator functions.
how many hot tubs are sold annually in the US
100.000.000 ipods were sold in the us
12.8 million cars got sold in 2011 in the US
It is difficult to answer how many hats are sold in the US or UK or in the world.
Most scientific calculators that are sold today have plenty of solar and battery powered sources, so you have a wide array of choices.
If you mean hand-held calculators, HP has sold an extensive line of them since the beginning of the hand-held pocket calculator era.
23,789,567
a gazillion