# Operations with rational and irrational numbers

## Interactive practice questions

Is the result of the sum a rational or an irrational number?

$\frac{3}{10}+\frac{7}{8}$310+78

Rational

A

Irrational

B

Rational

A

Irrational

B
Easy
Less than a minute

Is the result of the sum a rational or an irrational number?

$-\frac{2}{7}+\frac{1}{11}$27+111

Is the result of the sum a rational or an irrational number?

$\frac{3}{11}+\sqrt{7}$311+7

Is the result of the sum a rational or an irrational number?

$\frac{4}{7}$47 $+$+ $\left(-\frac{9}{11}\right)$(911)