Semester 1 Exam

To convert a percent number (%) to a decimal ________ 100

• multiply by 100

• divide by 100

• move the decimal to the left

• move the decimal to the right

Write 7% as a decimal.

• 0.7

• 0.07

• 7

• 7/10

Write 8% as a fraction in simplest form.

• 2/25
• 8/10

• 0.08

• 8

Write 0.20 as a %

• 200%

• 2%

• 20%

• .20%

Which number is not a perfect square?

• 81

• 125

• 169

• 289

Evaluate the following: (-3)⁴ · 2⁹

• -216

• -81 * 512

• 41472

• -41472

Evaluate using PEMDAS

( 9 x 10 - 4² ) + 3

• 89

• 77

• 109

• -77

Evaluate the following: (9 - 5)² + (1 - 9)

• -9

• 8

• 0

• none of the above

10² − 3² × 6 − 3 × 2

Evaluate responses using AI:

OFF

• -5

• 5