7th Grade Fall Final Math Pt. 2

Identify all the sets (ℕ, 𝕎, ℤ, ℚ, ℚ′) to which the number 1/2 belongs.

• ℕ

• 𝕎

• ℤ

• ℚ

• ℚ′

Identify all the sets (ℕ, 𝕎, ℤ, ℚ, ℚ′) to which the number -1 belongs.

• ℕ (Natural numbers)

• 𝕎 (Whole numbers)

• ℤ (Integers)

• ℚ (Rational numbers)

• ℚ′ (Irrational numbers)

Classify the following sets as infinite, finite, or empty. {natural numbers less than 300}

• Infinite

• Finite

• Empty

Find each absolute value. b. |16|

• 16

• -16

• 0

• -1

Simplify each expression: 13 + 2|–6|

• 1

• 13

• 25

• 17

While rock climbing, Juan ascends 400 ft from the base and descends 39 ft. Write a sum to model the problem and then find how far he is from the base.

• 361 ft

• 439 ft

• 400 ft

• 39 ft

Fill in the blank with an integer to make the statement true: 5 − 3 = 5 + ____

Find the missing integer that makes this equation true. 5 + _____ - (-3) = 10

Multiply or divide. −119 ÷ −17

Simplify the expression: (45 ÷ (−15)) − 4 × 3