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What else can I help you with?
What is a historical event that happened in 1489 in math?
plus and minus signs were invented
Who invented the hobo signs?
me
What is an expression that are set apart by plus or minus signs?
Terms are in expressions that separate by plus or minus signs. The answer is TERMS.
Which year was road signs invented?
in 1920
Who discovered the multiplication signs?
It was invented, not discovered.
What is the plus signs cousin?
ampersand
What do plus signs stand for?
addition?
How were the plus and minus sign invented?
The person who invented the plus sign is the same as the minus
Who invented the subtraction plus and equal and multiplication and division signs?
Robert Recorde, who designed the equals sign, introduced plus and minus in 1557. Brahmagupta was an Indian mathematician who invented the multiplication sign around the 19th century. Johann Rahn first used the division sign in his book Teutshe algebra in 1659.
Does plus minus mean plus?
Same mathematical signs equal plus Different mathematical signs equal minus Plus Plus = Plus (+)(+) = + Minus Minus = Plus (-)(-) = + Plus Minus = Minus (+)(-) = - Minus Plus = Minus (-)(+) = - So the direct answer to your question would be: plus minus equals minus
Who invented the led sign?
Patrick tamer bowie invented led signs in 1979
Who invented exit signs?
Robert Yeaman in 1345
