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Addition and Subtraction: Positive + Positive $=$ Positive $$ 5+4=9 $
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10 Jan 2025, 01:51
10 Jan 2025, 01:51
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Addition and Subtraction:
Positive + Positive $=$ Positive
$$
5+4=9
$$
Negative + Negative $=$ Negative
$$
(-7)+(-2)=-9
$$
Negative and a positive number:
Find the positive difference between the two numbers and use the sign of the larger number.
$$
\(\begin{aligned}
& (-7)+4=-(7-4)=-3 \\
& 6+(-9)=-(9-6)=-3 \\
& 6+(-4)=+(6-4)=2
\end{aligned}\)
$$
Positive + Positive $=$ Positive
$$
5+4=9
$$
Negative + Negative $=$ Negative
$$
(-7)+(-2)=-9
$$
Negative and a positive number:
Find the positive difference between the two numbers and use the sign of the larger number.
$$
\(\begin{aligned}
& (-7)+4=-(7-4)=-3 \\
& 6+(-9)=-(9-6)=-3 \\
& 6+(-4)=+(6-4)=2
\end{aligned}\)
$$
gmatclubot
Addition and Subtraction: Positive + Positive $=$ Positive $$ 5+4=9 $ [#permalink]
10 Jan 2025, 01:51
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