Mistake
Nicol needs to correct errors when calculating in school. Instead of adding the number 20, she subtracts it.
What is the difference between the result and the correct result?
What is the difference between the result and the correct result?
Correct answer:
Tips for related online calculators
Do you have a linear equation or system of equations and are looking for its solution? Or do you have a quadratic equation?
You need to know the following knowledge to solve this word math problem:
Related math problems and questions:
- Self-counting machine
The self-counting machine works exactly like a calculator. The innkeeper wanted to add several three-digit natural numbers on his own. On the first attempt, he got the result in 2224. To check, he added these numbers again, and he got 2198. Therefore, he - Brooke
Brooke divided 2/3 by 1/6 and got 1/9. Her classmate told her that she wasn't correct. What do you think went wrong with Brooke's solution? Explain your answer in 2 - 3 sentences. - The difference 6
The difference between a number and 15 is multiplied by -3, and the result is - 30 - Add vector
Given that P = (5, 8) and Q = (6, 9), find the component form and magnitude of vector PQ.
- Honored students
Of the 25 students in the class, ten are honored. How many ways can we choose five students from them if there are to be exactly two honors between them? - Examination 2
A teacher awards two marks for every correct answer and subtracts a mark for every wrong answer in an examination. If there were 20 questions and a child scored 25 marks, how many correct answers did the child get? - Dolores
Dolores has some cookies and does not want to tell the exact number. Instead, she gives a riddle. First, multiply the number by 2. Then add 2000 to the result. After dividing the answer by 2, the result is 1036. How many cookies does Dolores have?