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1.OA.4 First Grade Common Core Lesson

1.OA.4 First Grade Common Core Lesson preview
1.OA.4 First Grade Common Core Lesson preview

Look Inside · 10 pages

Common Core State Standards 1.OA.4 lesson for Grade 1, cover page from CoreCommonStandards.com
Cover of the 1.OA.4 lesson packet
Standard 1.OA.4 statement: subtraction as an unknown-addend problem, such as solving 10 – 8 by finding 8 + ? = 10
Standard statement page for the lesson
Directions page: cut out cards, find each missing number, match it to an answer card and record it on the worksheet
Title and directions page for the card activity
Missing-number equation cards 1–2: 10 – 8 = __ and 8 + __ = 10; 9 – 5 = __ and 5 + __ = 9
Cards 1–2 of the 10 equation cards
Missing-number equation cards 3–4: 6 – 3 = __ and 3 + __ = 6; 8 – 4 = __ and 4 + __ = 8
Cards 3–4 of the equation card set
Missing-number equation cards 5–6: 7 – 5 = __ and 5 + __ = 7; 5 – 3 = __ and 3 + __ = 5
Equation cards 5 and 6 of 10
Missing-number equation cards 7–8: 6 – 4 = __ and 4 + __ = 6; 4 – 1 = __ and 1 + __ = 4
Fourth sheet of equation cards, cards 7–8
Missing-number equation cards 9–10: 5 – 4 = __ and 4 + __ = 5; 8 – 3 = __ and 3 + __ = 8
Final equation cards, 9 and 10
Answer cards to cut out and match to the equation cards: ten number cards showing 2, 3, 4 and 5
Sheet of 10 answer cards for matching
Recording worksheet: 10 paired problems from 10 – 8 = __ and 8 + __ = 10 to 8 – 3 = __ and 3 + __ = 8
Activity worksheet for recording all 10 answers
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About This Product

This 1.OA.4 First Grade Common Core Lesson helps students practice finding the missing addend using subtraction as a strategy to solve.

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