Common Core State Standards
CCSS.MATH.CONTENT.1.OA.D.8
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 = _.
6 teaching
resources for those 'aha' moments
teaching resource
Missing Addend to 10 - Flashcards
A set of flashcards to use when working with the addition strategy 'Making Ten'.
teaching resource
Grade 1 Daily Warm-Up – PowerPoint 1
An 82-slide PowerPoint presentation containing a variety of quick warm-up activities.
teaching resource
Math Warm-Ups Interactive PowerPoint - Grade 1
A PowerPoint providing a series of warm-up activities for Grade 1 students across the mathematics curriculum.
teaching resource
Number Talks - Balancing Equations Task Cards
Build number sense skills with this set of 40 task cards.
teaching resource
Number Talks - Making Ten Task Cards
Build number sense skills with this set of 20 task cards.
resource pack
Number Talks Teaching Resource Pack - Grade 1
A collection of number talks teaching resources that support meaningful and highly engaging conversations in the mathematics classroom.