Question

Simplify and find the sum: 13 + -20

Answer 1

Answer:

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Step-by-step explanation:

13 + (-20)

+ - = -

13 - 20

Therefore answer is

= -7

Answer 2

Simplification :

$\bf \orange\leadsto \: 13 + ( - 20)$

$\bf \orange\leadsto 13 - 20$

$\bf \orange\leadsto\bold \red \dag{ \underline { \boxed{ \bf{(- 7 )\: ans.}}}} \bold \red \dag$

Note :

( - ) × ( - ) = +

( - ) × ( + ) = -