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# Unknowns in All Positions Addition & Subtraction {Intervention, Special Ed}

Subjects
Resource Types
Common Core Standards
Product Rating
3.9
File Type
Compressed Zip File
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7.9 MB   |   52 pages

### PRODUCT DESCRIPTION

This Unknowns in All Positions lesson workbook makes it easy to teach clear, sequential lessons with lots of step-by-step practice.

Includes: 16 lessons, 2 reviews, 2 tests, and visual aids

Not sure how to teach your students to solve for missing numbers when it doesn't come naturally? These lessons provide a step-by-step structure that can help students master the process with numbers to 20. This is an important pre-algebra skill!

✎ Each lesson is presented in model, guided practice, independent practice format.
✎ Step-by-step task analysis is embedded in each sheet.
✎ No prep required.

Part 1: Make an equation true when the sign is missing
• Missing + or - sign, numbers to 10
• Missing + or - sign, numbers to 20
• Missing < > or = sign, numbers to 10
• Missing < > or = sign, numbers to 20
• Review missing symbols
• Test missing symbols

Part 2: Make an equation true when a number is missing
• Label the whole and parts in equations
• Circle the rule
• Add or subtract to find the missing number
• Review missing numbers
• Test missing numbers
• Challenge

Prerequisite skills for this unit:
• addition and subtraction within 20
• understand that part + part = whole and whole - part = part
• understand < > symbols

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Save 40% with a Bundle First Grade Math Lesson Bundle (Intervention & Special Ed)
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Related Resources:
★ Number Sense and Place Value to 120
★ Subtraction (numbers to 20)
★ Word Problems and Math Vocabulary
★ Double-Digit Addition and Subtraction (no regrouping)
★ Fact Families (numbers to 10)
★ Making Ten
★ Unknowns in All Positions (Addition & Subtraction)
★ Telling Time to the Half-Hour
★ Graphs -- Organize, Represent, and Interpret Data
★ Counting Money (less than a dollar)
★ Geometry: Shapes and Fractions
★ Measurement: Length
Total Pages
52
Included
Teaching Duration
3 Weeks

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