Estimating Irrational Numbers

The √20 is between which two integers?

• 2 & 3
• 3 & 4
• 4 & 5
• 5 & 6

The √40 is between which two consecutive whole numbers?

• 7 & 8
• 4 & 5
• 5 & 6
• 6 & 7

In between what two integers is the square root of 77?

• 5 and 6
• 6 and 7
• 7 and 8
• 8 and 9

The square root of 99 falls between which two consecutive integers?

• 7 and 8
• 8 and 9
• 10 and 11
• 9 and 10

Pi

• Rational
• Irrational

√81

• Rational
• Irrational

In between what two integers is the square root of 77?

• 5 and 6
• 6 and 7
• 7 and 8
• 8 and 9

In between what two integers is the square root of 44?

• 3 and 4
• 4 and 5
• 5 and 6
• 6 and 7

√100

• 15
• 10
• 11
• 12

√16

• 4
• 8
• 2
• 9