# Approximate and compare irrational numbers

## Interactive practice questions

Which of the following has a value between $10$10 and $11$11?

$\sqrt{143}$143

A

$\sqrt{102}$102

B

$\sqrt{90}$90

C

$\sqrt{167}$167

D

$\sqrt{143}$143

A

$\sqrt{102}$102

B

$\sqrt{90}$90

C

$\sqrt{167}$167

D
Easy
Less than a minute

Which of the following is $\sqrt{52}$52 closest to?

The value of $\sqrt{59}$59 lies between two consecutive integers.

Between which two consecutive integers does $\sqrt{74}$74 lie?

### Outcomes

#### NA5-2

Use prime numbers, common factors and multiples, and powers (including square roots)