Add the decimals:
8.236. 16.064. 63.8 and 27.53

Answer

To add the decimals 8.236, 16.064, 63.8, and 27.53, follow these steps:

### Step 1: Align the numbers by their decimal points.
```
8.236
16.064
63.800 (added two zeros to align)
27.530 (added one zero to align)
```

### Step 2: Add the numbers column by column starting from the rightmost column.
```
8.236
16.064
63.800
+ 27.530
_________
```

### Step 3: Add the numbers in the thousandths place (rightmost column).
- 6 + 4 + 0 + 0 = 10 (write down 0 and carry over 1)

### Step 4: Add the numbers in the hundredths place.
- 3 + 6 + 0 + 3 + 1 (carry) = 13 (write down 3 and carry over 1)

### Step 5: Add the numbers in the tenths place.
- 2 + 0 + 8 + 7 + 1 (carry) = 18 (write down 8 and carry over 1)

### Step 6: Add the numbers in the units place.
- 8 + 6 + 3 + 2 + 1 (carry) = 20 (write down 0 and carry over 2)

### Step 7: Add the carry to the leftmost column.
- 2 (carry) = 2

### Step 8: Write down the final answer.
```
8.236
16.064
63.800
+ 27.530
_________
115.630
```

So, the sum of 8.236, 16.064, 63.8, and 27.53 is **115.630**.

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