Question

Evaluate the expression $-10+\left(20\right)$.

Short answer

The value of the expression $-10+\left(20\right)$is 10.

Step-by-step solution

Step-1. Given information.

The given expression is $-10+\left(20\right)$.

Step-2. Rewrite the expression and the general meaning of the given expression.

$-10+\left(20\right)$can also be written as $0-10+20$.

Number line representation will be

Step-3. The final sum.

Now, find the sum of $0-10+20$.

So,

role="math" localid="1642162677728" $\begin{array}{c}0-10+20=-10+20\\ =20-10\\ =10\end{array}$

Hence, $-10+20=10$.