Number and Operations in Base 10
| Domain:
Number and Operations in Base 10 |
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Teacher Notes/Third Grade Home
| Essential Skills | Teacher Resources | Student Resources |
| 3.NBT.A.1 Use place value understanding and properties of operation to perform multi-digit arithmetic. | ||
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Use
place value understanding to round whole numbers to the nearest 10 or 100. "I Can" Statements: I can define "round" or "rounding" in relation to place value. I can round a whole number to the nearest 10. I can round a whole number to the nearest 100. |
Rounding to 10s and 100sRounding
to the nearest 10  Rounding
to the nearest 10Rounding
to the nearest 100Rounding to the nearest 10 and 100 (Video introduction from Khan Academy)  Place
value and word problems (Login to LearnZillion before selecting the link) |
Rounding
to the Nearest 10/100 Practice (Student Center) Seashell Rounding (Student Center) Rounding Master (Student Center) PBS Kids Estimation Contraption |
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3.NBT.A.2 Use place value understanding and properties of operation to perform multi-digit arithmetic. |
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Fluently add and subtract
within 1000 using strategies and algorithms based on place vale, properties of
operations, and/or the relationship between addition and subtraction. "I Can" Statements: I can identify strategies for adding within 1000. I can identify strategies for subtracting within 1000. I can fluently add within 1000. I can fluently subtract within 1000. |
 Addition
using hundreds chart and expanded formAddition
ReviewSubtraction
ReviewAddition
and Subtraction Review
Subtraction with Regrouping
Base Ten Blocks
Expanded Notation
Expanded Notation 2 Place
Value Skills Review Place
Value Skills Review 2
Fact Families
relating + and -
Triangle Fact Families
Subtraction of NumbersAdding With and Without Regrouping (Video Set from Khan Academy) Adding With Expanded Form and Number Lines (Video Set from Khan Academy) Subtraction Within 100 and 1000 (Video Set from Khan Academy) Adding
and subtracting within 1,000
(Login to LearnZillion before
selecting the link)Addition
and subtraction with regrouping Solve
addition and subtraction word problems
Solve
real-world division problems
Use
properties of operations and fact families to solve word problems
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 Properties
of Addition(Student Center) Adding Within 1000 (Student Center) Subtraction Within 100 (Student Center) Subtraction Within 1000 (Student Center) Virtual Manipulatives (Student Center) *Teacher Note - Students may use the virtual base ten blocks and place value workmat to solve problems online* Save the Apples (Student Center) (Student Center) (Student Center) |
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3.NBT.A.3 Use place value understanding and properties of operation to perform multi-digit arithmetic. |
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Multiply one-digit whole
numbers by multiples of 10 in the range 10-90 (e.g., 9x80, 5x60) using
strategies based on place value and properties of operations. "I Can" Statements: I can identify strategies to multiply one-digit numbers by multiples of 10. I can use place value to multiply one-digit numbers by multiples of 10. |
Multiplying by Multiples of 10 Multiplying by Multiples of 10 - Video (Video Set from the Khan Academy) Multiply
and divide 1 digit numbers |
Multiply
by 10's
Multiply
by 10's Word Problems |
| Number and Operations in Base 10 Activities | Website/Activity | Content Standards/Technology Standards |
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Rounding to 10's and 100's Rounding to the Nearest 10 Rounding to the Nearest 10 and 100 Rounding Masters Rounding to the Nearest 10/100 Practice Seashell Rounding Half-Court Rounding PBS Kids Estimation Contraption Learn Zillion Round Whole Numbers to the Nearest 10 or 100 |
Common Core: 3.NBT.1 Use place value understanding to round whole numbers to the nearest 10 or 100. | |
| Technology Standard: 3.0-Technology for Learning and Collaboration: Students will use a variety of technologies for learning and collaboration. | ||
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Addition with the Hundreds chart and expanded
form Subtraction with regrouping Base Ten Blocks Expanded Notation Expanded Notation 2 Place Value Skills Place Value Skills 2 Fact Families relating + and - Triangle Fact Families Subtraction numbers Properties of Addition Adding With and Without Regrouping Adding With Expanded Form and Number Lines Subtraction Within 100 and 1000 Subtraction Within 100 Subtraction Within 1000 Virtual Manipulatives Save the Apples Subtraction Machine Drag N' Drop Subtraction Learn Zillion Adding and subtracting within 1,000 (Login to LearnZillion before selecting the link)
Addition and subtraction with regrouping
Solve
real-world division problems
Use
properties of operations and fact families to solve word problems
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Common Core: 3.NBT.2 Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction. | |
| Technology Standard: 3.0-Technology for Learning and Collaboration: Students will use a variety of technologies for learning and collaboration. | ||
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Multiplying by Multiples of 10 Multiplying by Multiples of 10 - Video
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Common Core: 3.NBT.3 Multiply one-digit whole numbers by multiples of 10 in the range of 10-90 (e.g., 9 x 80, 5 x 60) using strategies based on place value and properties of operations. |
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| Technology Standard: 3.0-Technology for Learning and Collaboration: Students will use a variety of technologies for learning and collaboration. | ||
Instructional Technology-August 2016