Question

question 5

owen needs to calculate the following set of numbers for a carpentry project hes working on:

(3.87 + 19.2335 - 4.2 + 2.089)

select the correct answer.

• 17.5095
• 20.9925
• 29.3925
• 19.1124

Explanation:

Align decimal places and perform addition

$$ 3.8700 + 19.2335 = 23.1035 $$

Perform subtraction

$$ 23.1035 - 4.2000 = 18.9035 $$

Perform final addition

$$ 18.9035 + 2.0890 = 20.9925 $$

Answer:

• (A) 17.5095
• (B) 20.9925 (Correct answer)
• (C) 29.3925
• (D) 19.1124