VOCABULARY
Chapter 1
Patterns and Number Sense
VOCABULARY
DEFINITION
EXAMPLE
after
To follow in place or time.
7, 8, 9, 10
9 is just after 8
before
7, 8, 9, 10
9 is just before 10
between
4, 5, 6
5 is between 4 and 6
equal to (=)
Having the same value
7=7
7 is equal to 7
greater than (>)
When a number is larger than another
number.
15 > 8
15 is greater than 8
less than <
When a number is smaller than another
number.
15 < 21
15 is less than 21
number
Tells how many.
1, 2, 3, 4, 5, 6, 7
number line
A line with number labels.
number sentence
An expression using numbers and the
= sign, or the < or > sign.
5 + 5 = 10
7–3=4
19 > 11
order
Arranging a set of numbers in a certain
way
19, 11, 7, 2
The numbers are
ordered from greatest to
least
pattern
An order that a set of objects or
numbers follows over and over.
ABCABCABCABC...
pattern unit
The part of the pattern that repeats.
Pattern Unit: AB
Pattern: ABABABABAB...