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Earn +20 ptsQ: What did they use before calculators?
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What did people use before calculators?
The Abacus
What did people do before calculators?
They used the abacus
Disadvantages of calculators?
The disadvantages of calculators is that they are no longer practical or convenient. Unless scientific in nature, most people use the calculators on their smart phones and wireless devices. While stand alone calculators are still in use, their popularity has immensely decreased across the nation.
What calculators can you use for ACT?
Youy can use a TI 84.
Before calculators where invented what was the mathematical tool used to quickly add numbers?
abicuss
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