8th Grade Unit 8 Number Sense

Solve for x:

2 x + 3 = x − 5

• x = 10

• x = 2

• x = -8

• x = -4

Mrs. Ortiz is 5 ft 4 in. tall. Her four-year-old son is 3 ft 8 1/2 in. tall.

Mrs. Ortiz is how much taller than her son?

• 1 ft 14 in

• 3 ft

• 8 ft 1/2 in

• 2 ft. 1 1/2 in

• Decimal

  $0.60

• Decimal

  $60.00

Use the subset symbol to show the relationship between A and B.

A = {vowels}; B = {letters in the alphabet}

Simplify:

11 lbs 7 oz − 7 lbs 11 oz

• 5 lbs. 4 oz.

• 4 lbs. 4 oz.

• 3 lbs. 12 oz.

• 18 lbs. 18 oz

• Fraction

  $9.89

• Fraction

  $6.24

• Decimal

  $0.99

• Decimal

  $1.20