1.55:100=
To solve the problem of dividing 1.55 by 100, follow these steps:
- Step 1: Understand that dividing by 100 means moving the decimal point two places to the left.
- Step 2: Start with the number 1.55. The decimal is currently between the 1 and the 5.
- Step 3: Move the decimal point two places to the left. The first move takes it in front of the 1, making it 0.155. The second move places it to the left of the 0, resulting in 0.0155.
Therefore, when you divide 1.55 by 100, the result is 0.0155.
Given the available choices, the correct choice is choice 3: 0.0155.
Therefore, the solution to the problem is 0.0155.