Project Math Access

Teaching Mathematical Concepts

Basic Number Facts and Operations

Collaborative and Inclusive Strategies

Instructional Strategies - Videos

The Personal Perspective of Abraham Nemeth

The procedure required for addition and subtraction of numbers with decimals is similar to those described above. The decimal point (dots 4-6) must be positioned correctly in the problem, following the conventions established in printed mathematics. No other variances from the above procedures are required.

#3. 16.423.940.3ans. = 40.3

An example of subtraction of numbers with decimals follows.

#4. 3.421.791.63ans. = 1.63