Decimal Addition: Solve 115.32 + 115.102 Step-by-Step

To avoid confusion in solving the exercise, we will first add the digit 0 to the number 115.32 as follows:

$115.320\\+115.102\\$

Now let's solve the exercise in order:

Let's multiply the thousandths after the decimal point:

$0+2=2$

Let's multiply the hundredths after the decimal point:

$2+0=2$

Let's multiply the tenths after the decimal point:

$3+1=4$

Finally, let's multiply the whole numbers before the decimal point accordingly:

$5+5=10$

We'll add the tens to the tens digit and get:

$1+1+1=3$$1+1=2$

And we get:

$115.320\\+115.102\\230.422$