Teacher'S Letter - Starting Unit 2 - Place Value

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Dear Family,
My class is starting Unit 2. I will be learning about place value,
patterns, and numbers to 100. These pages show some of
what I will learn and have activities for us to do together.
From, ________________________
These are some words I will use in this unit.
digit
Any of the symbols 0, 1, 2, 3, 4, 5, 6,
ordinal numbers
Numbers used to show
7, 8, 9
order or position
1
2
3
st,
nd,
rd… are ordinal numbers.
even number
repeating pattern
A number where you make groups
A pattern that has a part
of two and have none left over
that is repeated over and
over again
1 2 3 1 2 3 1 2 3
1 2 3
8
(
is the pattern unit that repeats)
is an even number.
odd number
A number where you make groups
growing pattern
A pattern that increases or
of two and have one left over
decreases by the same
amount.
5 10 15 20 25 30
5
7
(Add
to get the next number.)
is an odd number.
Some other words I will use are just before, just after, between,
pattern unit, and place value.
Let’s work together to complete these sentences.
1.
9
is an
number.
2.
4
th is an example of an
number.
Unit 2

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