Grade 2

Numbers, Number Sense, and Computation

1.2.1

I

Identify, use, and
model
place value
positions of 1's, 10's, and 100's.

Identify the value of a given digit in the 1's, 10's, and 100's place.

Identify the value of a given digit in the 1's, 10's, and 100's place.

1.2.2

E

E

Identify
equal
parts of a whole.

Identify and model the unit fractions 1/2 and 1/4 as equal parts of a whole sets of objects.

Identify and model the unit fractions 1/2 and 1/4 as equal parts of a whole sets of objects.

1.2.3

I

Read, write, compare, and order numbers from 0 - 999.

Identify ordinal positions first to twentieth.

Read and write number words to 20.

Create, compare, and describe sets of objects and numbers from 0 - 999 as greater than, less than, or equal to (>, <, =).

Identify ordinal positions first to twentieth.

Read and write number words to 20.

Create, compare, and describe sets of objects and numbers from 0 - 999 as greater than, less than, or equal to (>, <, =).

1.2.4

W

W

Use number
patterns
to
skip count.

1.2.5

I

Identify and
model
basic addition facts (
sums
to 18 ) and the corresponding subtraction facts.

Immediately recall basic addition facts ( sums to 81 ) and the corresponding subtraction facts.

Immediately recall basic addition facts ( sums to 81 ) and the corresponding subtraction facts.

1.2.6

I

I

Estimate
the number of objects in a
set
to 20 and
verify
by counting.

1.2.7

E/S

E/S

Add and subtract one - and two -
digit
numbers without
regrouping.

1.2.8

I

Generate and
solve
one-step addition and subtraction problems based on
practical situations.

Model addition and subtraction in a variety of ways using pictorial representations and symbols to illustrate subtraction of sets, and missing addends.

Reinforce the use of mathematical vocabulary and symbols to describe addition, subtraction, and equality.

Model addition and subtraction in a variety of ways using pictorial representations and symbols to illustrate subtraction of sets, and missing addends.

Reinforce the use of mathematical vocabulary and symbols to describe addition, subtraction, and equality.