Is the number 7 + 8 rational or irrational? Choices: (A)rational (B)irrational

Evaluate 7 + 8: Evaluate 7 + 8. Add 7 and 8 together. 7 + 8 = 15 Add 7 and 8: We found: 7 + 8 = 15 Identify whether 7 + 8 is a rational or irrational number. 15 is a whole number, and all whole numbers are rational numbers because they can be expressed as a fraction with a denominator of 1 (15/1). Therefore, 7 + 8 is a rational number.

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Is the number $7 + 8$ rational or irrational? $\newline$ Choices: $\newline$ (A) rational $\newline$ (B) irrational

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Math Problems

Algebra 1

Classify rational and irrational numbers

Full solution

Q. Is the number

7 + 8

rational or irrational?

\newline

Choices:

\newline

(A) rational

\newline

(B) irrational

Evaluate $7 + 8$ : Evaluate $7 + 8$ . $\newline$ Add $7$ and $8$ together. $\newline$ $7 + 8 = 15$
Add $7$ and $8$ : We found: $\newline$ $7 + 8 = 15$ $\newline$ Identify whether $7 + 8$ is a rational or irrational number. $\newline$ $15$ is a whole number, and all whole numbers are rational numbers because they can be expressed as a fraction with a denominator of $1$ ( $\frac{15}{1}$ ). $\newline$ Therefore, $7 + 8$ is a rational number.