 |
|
| Basic Arithmetic | |
|
|
|
|
|
|
| |
The following concepts are considered to be fundamental. A student must understand everything discussed in this
section to do well on the Math portion of the GMAT.
|
|
|
|
| |
Term: |
Real Number
|
|
| |
Explain: |
Any number that can be represented on the number line.
( -5, -1.5, 0, 1.2 )
|
|
|
|
| |
Term: |
Integer
|
|
| |
Explain: |
A number with no decimal part.
( -5, -3, 0, 1, 4 )
|
|
|
|
| |
Term: |
Sum
|
|
| |
Explain: |
Outcome from addition
16 + 24 = 40
|
|
| |
Term: |
Difference
|
|
| |
Explain: |
Outcome from subtraction
17 - 4 = 13
|
|
| |
Term: |
Product
|
|
| |
Explain: |
Outcome from multiplication
8 x 10 = 80
|
|
| |
Term: |
Quotient
|
|
| |
Explain: |
Outcome from division
16 ÷ 4 = 4
|
|
|
|
| |
Term: |
Consecutive Numbers/Integers
|
|
| |
Explain: |
On the GMAT, Consecutive Numbers refers to Consecutive Integers. Each number is 1 greater than the number before
it.
( -1, 0, 1, 2, 3 )
|
|
|
|
| |
The following are inequality/equality signs you should be familiar with:
|
|
| |
| < | less than | x < y | x is less than y |
| > | greater than | x > y | x is greater than y |
| ≤ | less than or equal to | x ≤ y | x is less than or equal to y |
| ≥ | greater than or equal to | x ≥ y | x is greater than or equal to y |
|
|
|
|
