Question

choose the expression that has a value of 1. 0.65 + 0.45 0.45 + 0.35 0.45 + 0.55 0.65 + 0.25

Explanation:

Step1: Calculate first expression

Calculate \(0.65 + 0.45\). \(0.65+0.45 = 1.1\).

Step2: Calculate second expression

Calculate \(0.45 + 0.35\). \(0.45 + 0.35=0.8\).

Step3: Calculate third expression

Calculate \(0.45 + 0.55\). \(0.45+0.55 = 1\).

Step4: Calculate fourth expression

Calculate \(0.65 + 0.25\). \(0.65+0.25 = 0.9\).

Answer:

\(0.45 + 0.55\)