Math Problem Statement

виріши завдання

Виконай додавання -2 + (-9) =

Solution

The problem is written in Ukrainian: "Виконай додавання -2 + (-9) =", which translates to "Perform the addition -2 + (-9)" in English.

Let's solve it:

2+(9)=11-2 + (-9) = -11

So, the correct answer is -11.

Would you like further clarification on this, or have any other questions? Here are five additional related questions you might want to explore:

  1. How does adding two negative numbers work?
  2. What is the difference between subtracting a positive number and adding a negative one?
  3. What happens when you add two positive numbers?
  4. How can we visualize addition with negative numbers on a number line?
  5. How would you solve an expression like 29-2 - 9?

Tip: When adding negative numbers, think of it as moving left on the number line, thus making the result more negative.

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Math Problem Analysis

Mathematical Concepts

Addition of negative numbers
Number line concepts

Formulas

a + b = c

Theorems

Properties of negative numbers

Suitable Grade Level

Grades 5-7