Mathematics exam 4 doc

BASIC PROBLEM SOLVING in mathematics is rooted in whole number math facts, mainly addition

facts and multiplication tables. If you are unsure of any of these facts, now is the time to review.

Make sure to memorize any parts of this review that you find troublesome. Your ability to work

with numbers depends on how quickly and accurately you can do simple mathematical computations.

Operations

Addition and Subtraction

Addition is used when you need to combine amounts. The answer in an addition problem is called the sum or

the total. It is helpful to stack the numbers in a column when adding. Be sure to line up the place-value columns

and to work from right to left.

CHAPTER

Number

Operations and

Number Sense

A GOOD grasp of the building blocks of math will be essential for

your success on the GED Mathematics Test. This chapter covers the

basics of mathematical operations and their sequence, variables, inte￾gers, fractions, decimals, and square and cube roots.

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