Estimating Integers

Select ALL the expressions that would equal 30 when estimated to the nearest integer.

• (10.03) + (2.99)

• (10.03)(2.99)

• (10.03) ÷ (⅓)

• (⅓) ÷ (10.03)

• (-10.03)(-2.99)

(-10) + (-7)

• -17

• 17

• 3

• -3

(-12) + 7

• 5

• -5

• 19

• -19

(-1) + (-46) + 10

• 57

• -57

• -37

• 37

In between what two integers is the \sqrt{77} ?

• 5 and 6

• 6 and 7

• 7 and 8

• 8 and 9

• 3 and 4

• 4 and 5

• 5 and 6

• 6 and 7

Identify the two consecutive integers in which the square root lies between: \sqrt{95}

• 8 and 9

• 9 and 10

• 10 and 11

• 11 and 12

Identify the two consecutive integers in which the square root lies between: \sqrt{320}

• 14 and 15

• 15 and 16

• 16 and 17

• 17 and 18

Identify the two consecutive integers in which the square root lies between: \sqrt{48}

• 4 and 5

• 5 and 6

• 6 and 7

• 7 and 8

• 5 and 6

• 10 and 2

• 4 and 5

• 3 and 4