Unit 6 Day 9 Assignment

Jayden spent $65 on a new jacket. This amount represented 25% of his total amount of money. How much money did Jaden have before he bought the jacket?

What is the prime factorization of 98?

Sylvie and Marie simplified the expression below. Sylvie’s answer was 36. Marie’s answer was 52. Who was correct? For the one that was incorrect, what was her error? 54 – 36 + 6 • 3

• Sylvie was correct. Marie did not go from left to right when multiplying and dividing.

• Marie was correct. Sylvie did not go from left to right when multiplying and dividing.

Scott simplified the expression below and got 3. Simplify the expression and determine Scott’s mistake. 81 – 54 ÷ 3²

• The answer is 75. Scott’s mistake was that he subtracted before he divided.

• The answer is 85. Scott’s mistake was that he subtracted before he divided.

• The answer is 65. Scott’s mistake was that he subtracted before he divided.

• 4 + 4 • 8

• 8 • 8

• 18(36 ÷ 3 + 9) – 6

• 21 – 3(12 + 9) – 6

• 21 – 3(36 ÷ 12) – 6

• 21 – 63 – 6

What is the value of this expression? 12 – 2³ + 6(7)

Tags

TEKS.MATH.7.3B

Which expression is equivalent to 36 + 4² • 5 ÷ 4?

• 36 + 10

• 36 + 20

• 52 • 5 ÷ 4

• 36 + 40 ÷ 4