Math Vocabulary Unit 2 (grade 3) Flashcards
1
Q
What form is a number written as:
138
2000
A
Standard Form
2
Q
What for is:
100 + 30 + 8
A
Expanded Form
3
Q
What form is a number written:
one hundred thirty eight
A
Word Form
4
Q
The total of adding numbers
A
Sum
5
Q
The difference between two numbers (the amount left after subtracting one number from another)
A
Difference
6
Q
A math sentence that has two equal sides separated by an equal sign
A
Equation
7
Q
Not exact, but a close guess
A
Estimate
8
Q
Break apart
A
Decompose
9
Q
Numbers that are easy to work with when solving a problem (for example, 10s)
A
Compatible numbers
10
Q
E + E = What?
A
Even
11
Q
O + O = what?
A
Even
12
Q
E + O = what?
A
Odd
