He would have to charge 80 cents per candy bar!
Answer:
±i√55
Step-by-step explanation:
Work out the difference (increase) between the two numbers you are comparing. Then: divide the increase by the original number and multiply the answer by 100. % increase = Increase ÷ Original Number × 100. If your answer is a negative number then this is a percentage decrease.
The bold number (10) is the difference because it is calculated by subtracting two numbers.
