Using decimals, express`:`
10cm 6mm as cm

Answer

To express 10 cm 6 mm as cm using decimals, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Conversion**:
We know that 1 cm is equal to 10 mm. Therefore, to convert mm to cm, we can use the conversion:
\[ 1 \text{ mm} = \frac{1}{10} \text{ cm} \]

2. **Write the Given Measurement**:
The measurement we have is 10 cm and 6 mm. We can express this as:
\[ 10 \text{ cm} + 6 \text{ mm} \]

3. **Convert mm to cm**:
Now, we need to convert 6 mm into cm using the conversion factor.
\[ 6 \text{ mm} = 6 \times \frac{1}{10} \text{ cm} = \frac{6}{10} \text{ cm} \]

4. **Simplify the Fraction**:
The fraction \(\frac{6}{10}\) can be simplified:
\[ \frac{6}{10} = 0.6 \text{ cm} \]

5. **Add the Values Together**:
Now, we can add the two measurements together:
\[ 10 \text{ cm} + 0.6 \text{ cm} = 10.6 \text{ cm} \]

6. **Final Answer**:
Thus, the expression of 10 cm 6 mm in cm is:
\[ \boxed{10.6 \text{ cm}} \]