EXAMPLE

Add the following:

36.036, 7.004, 0.00236, 427, 723.0026

Write them down as in ordinary addition.

Watch the decimal points.

8.

Subtraction

other.

Subtract as in whole numbers.

Write the decimal point of the

remainder directly under the other decimal points.

EXAMPLE

Subtract 46.8324 from 437.421.

Write the number down as in ordinary

subtraction. Be sure to place the decimal points directly under each other.

9.

count off from right to left as many decimal places in the product as there

were in both factors, and place the decimal point in front of the last place

counted off.