1. Instructional Strategies Aligned to the 1997
Grade 2 MAP2D
Trimester 1
Instructional Strategies
Aligned to the 1997
California Content Standards
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2

2. PROBLEM SOLVING WORDS add addition sum total plus in all
in addition to
increased by
enlarged by
gain
rose
greater than
combine
together
subtract
subtraction less than
minus take away
decreased by
diminished by
reduced by
How many more than?
How many fewer than?
How many left?
fewer than
difference
dropped
loss of
multiply
multiplied by
times of by
product at
groups of
each every
divide
into
quotient
per
parts
distributed among
How much for each?
How many groups?
fractions
each
every
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2

3. Problem Solving Strategy “U-P-S”
Understand: Read the problem and think about the question. Each word is important. Missing a word or reading it incorrectly could cause you to get the wrong answer.
Plan: Think about how you can solve the problem. Look for key words and numbers. What do you need to do first? What do you need to do next?
Solve: Follow your plan, working logically and carefully. Make sure you solved all steps needed to answer the problem. Be sure you answered the question asked.
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2

4. MAP2D
SBA #1
Place Value
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2

5. Let’s Write Numbers in Different Ways
Hundreds
Tens
Ones 6 4 5
645
six hundred forty- five
6 hundreds 4 tens 5 ones
Chapter 3 Lessons 4-5
Chapter 16 Lesson 4
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2

6. Let’s Compare Numbers
We can compare numbers using >, < and = signs.
 Line up the numbers vertically
30 32
Start at the left to compare digits in the greatest place first. Highlight the digits in the first vertical column where the digits are different.
Now compare these highlighted digits to compare the value.
25 < > 32
Chapter 4 Lesson 1
Chapter 17 Lesson 1 & 2
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2

7. Let’s Compare Numbers ! Example # 1 Example # 2
  3 tens 9 ones
Simplify the expression.
Compare whole numbers using the symbols >, <, and =.
35 = 35
47 > 39
Chapter 6
Lesson 4
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8. Even & Odd Numbers 0, 2, 4, 6, 8 are even numbers
1, 3, 5, 7, 9 are odd numbers
Chapter 4
Lesson 3
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9. Let’s Find Even & Odd Numbers !
 Make groups of two to decide if a number is even or odd.
If there is none left over, the number is even
xx xx xx
 If there is one left over, the number is odd. 7
xx xx xx x
Chapter 4
Lesson 3
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2

10. Let’s Find Even & Odd Numbers !
The one’s digit determines if the number is even or odd.
Students will circle the one’s place.
Example: 47 26
odd
even
xx xx xx x
xx xx xx
Chapter 4
Lesson 3
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11. MAP2D
SBA #2
Addition
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12. Addition with Regrouping 2 digits + 1 digit
Write the 2 digits + 1 digit problem horizontally.
Students rewrite the problem in “working form” while reading the problem aloud splitting the tens and ones in the two digit number.
Ex =
“Three tens, five ones”
“Down and to the left plus eight ones”
“Equals”
IAATF Trimester 2
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2
Addition with Regrouping 2 digits + 1 digit Page 1

13. Begin adding in the ones column.
Let’s Practice 2-Digit Addition
3 1
Ask these questions:
“Is the sum greater than 9?”
“Is the sum a two digit number?”
“Can the sum be split into tens and ones?”
Begin adding in the ones column. 9
If NO, then write the sum and bring down the tens.
Ch 5 L 6
Ch 6 L 1
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2

14. If the answer to the questions is YES then REGROUP.
3 5
Orally split the sum into tens and ones while writing so the 1 ten is written FIRST and then the 3 ones. 1 Ex 3 13
“One tens three ones”
Ch 5 L 6
Ch 6 L 1
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2

15. Solve the tens column. 1
3 5
4 3
Rewrite the sum with the digits “together.” 43
Ch 5 L 6
Ch 6 L 1
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16. MAP2D
SBA #3
Geometry
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2

17. Polygons Triangle 3 sides and 3 vertices Rectangle
Pentagon
5 sides
Hexagon
6 sides
Use the shapes from the manipulative kits so students can explore polygons.
Square
4 sides and 4 vertices
Octagon
8 sides and 8 vertices
Chapter 13
Lesson 1
Copyright ©, Long Beach Unified School District. All rights reserved. - Grade 2