Your question does not make sense. It would probably be interpreted as a + = ++a ---a
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
A minus and a minus makes a plus A plus and a plus makes a plus A minus and a plus or plus and a minus makes a minus 7 - -2 is a minus and a minus Therefore the answer is 7 + 2 = 9
A PMI chart is a table and it stands for Plus Minus Interesting. PLUS for Good facts. MINUS for Bad facts. INTERESTING for well, interesting facts.
red is minus in math
It Equals 2
Negative times positive equals negative.
27 times 3 minus 46 plus 23 equals 58.