Final answer:
To divide 1.6 by 2 using grouping strategies, we can rewrite 1.6 as a fraction and simplify the division by dividing both the numerator and denominator by 2. The answer is 0.8.
Step-by-step explanation:
To divide 1.6 by 2 using grouping strategies, we can rewrite 1.6 as a fraction by placing it over 1. So, we have 1.6/2. Next, we can divide both the numerator and denominator by 2 to simplify the fraction.
1.6 ÷ 2 = (1.6/2) ÷ (2/2) = 0.8 ÷ 1 = 0.8.
Therefore, the answer is 0.8.