Intelligent Math Puzzle – Challenge 83
If you REALLY enjoy solving complicated math puzzles and exercising your brain, then this math challenge is just for you!
Challenge:
(-70) + (-60) + (-50) + (-40) + … + n = ?
If the pattern of the above operation continues, which of the following could be the answer?
A- 90
B- 100
C- 150
D- 170
E- 200
The Absolute Best Book to Challenge Your Smart Student!
Original price was: $16.99.$11.99Current price is: $11.99.
Satisfied 123 Students
The correct answer is D.
The first number in the equation is -70 and the next item is 10 more than the previous number. If the pattern continues, the sum of all numbers till number +70 is 0. Why?
The next number is 80 and the number after that is 90.
80 + 90 = 170The Best Books to Ace Algebra
Original price was: $29.99.$14.99Current price is: $14.99.Original price was: $29.99.$14.99Current price is: $14.99.Satisfied 1 StudentsOriginal price was: $24.99.$14.99Current price is: $14.99.Satisfied 92 StudentsOriginal price was: $24.99.$15.99Current price is: $15.99.Satisfied 125 Students
Related to This Article
More math articles
- Full-Length 6th Grade ACT Aspire Math Practice Test-Answers and Explanations
- Introduction to Complex Numbers: Navigating the Realm Beyond the Real
- Top 10 Tips to Overcome FTCE General Knowledge Math Anxiety
- Digital Tools for Teaching Math at a Distance
- Calculus Simplified: Essential Integral Formulas for Mathematical Success
- How is the ACT Test Scored?
- What Is the Highest Score for SHSAT Test?
- What Is the Best Calculator for Geometry?
- Algebra Puzzle – Challenge 57
- PSAT 8/9 Math Worksheets: FREE & Printable
What people say about "Intelligent Math Puzzle – Challenge 83 - Effortless Math: We Help Students Learn to LOVE Mathematics"?
No one replied yet.