Addition or Subtraction of 2 Decimals

Problem 1

If Rita is given 2 checks, one for 39.99,anotherfor18.49, how much is the total of the 2 checks?

Solution

Step 1:

The first checks value = $39.99

The second checks value = $18.49

Step 2:

The sum of the two checks = 39.99+18.49 = $58.48

Problem 2

If the rain for the year at a town is expected to be 36.48 inches and it has already rained 26.52 inches, how many more inches of rain are expected?

Solution

Step 1:

Expected rain = 36.48 inches

Fallen rain = 26.52 inches

Step 2:

The amount of expected rain = 36.48 26.52 = 9.96 inches

Problem 3

During two days, Dave drives 23.9 miles and 31.5 miles. How many miles does Dave drive during those two days?

Solution

Step 1:

First distance driven = 23.9 miles

Second distance driven = 31.5 miles

Step 2:

The total distance driven in two days = 23.9 + 31.5 = 55.4 miles