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Common Core · Grade 1 · Maths · Operations & Algebraic Thinking

8 curriculum codes

Maths

Operations & Algebraic Thinking

CCSS.MATH.CONTENT.1.OA.D.7 — opens in a new tab

Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false. For example, which of the following equations are true and which are false? 6 = 6, 7 = 8 - 1, 5 + 2 = 2 + 5, 4 + 1 = 5 + 2.

16 resources

Year 1 Addition & Subtraction Story Problems Unit | Worksheets, Games & Assessment

$4.99

Year 1 Addition and Subtraction Problem Solving

$4.99

Year 1 Addition Strategies Unit

$4.99

Year 1 Introduction to Subtraction Variety Pack | 2 Maths Units

$6.99

Year 1 Modelling Money Problems Unit

$4.99

Year 1 Money Unit Variety Pack | 2 Maths Units

$6.99

CCSS.MATH.CONTENT.1.OA.D.8 — opens in a new tab

Determine the unknown whole number in an addition or subtraction equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 + ? = 11, 5 = _ - 3, 6 + 6 = _.

16 resources