What Subtraction Strategy Did You Use?
There's more than one way to subtract! After reviewing different subtraction strategies for two-digit numbers, including standard algorithm, think addition, compensation, and split/jump, kids decide which strategy makes the most sense...
2nd - 3rd Math CCSS: Designed
Grade 1 Supplement Set A4 Number & Operations: Equivalent Names
Engage young mathematicians in developing their basic arithmetic skills with these great hands-on activities. Using Unifix® cubes to model a variety of single digit addition and subtract problems, children build a basic understanding of...
K - 2nd Math CCSS: Adaptable
Grade 1 Assessments and Scoring Checklists, Common Core State Standards
Track your learners' progress in addition, subtraction, counting, and interpreting word problems with a series of assessments. The packet includes scoresheets to note learners' strengths and weaknesses as you address each skill.
1st Math CCSS: Designed
Compare Fractions with the Same Denominator by Reasoning About Their Size
Comparing fractions has never been so easy! The visual models and verbal explanations in the second video of this series clearly demonstrate how to compare two fractions with the same denominator. After working through multiple examples,...
5 mins 2nd - 4th Math CCSS: Designed
Addition and Subtraction Pick n Mix
Teach your class how to mentally solve whole number addition and subtraction problems using compensation from tidy numbers including equal additions. They use appropriate recording techniques and predict the usefulness of strategies for...
2nd - 4th Math CCSS: Adaptable
A Letter to Amy Teaching Plan
Peter wants to send a special birthday party invitation to Amy, but a lot can happen between the front door and the mail box. Read the children's book A Letter to Amy by Ezra Jack Keats with your class to find out what happens, extending...
Pre-K - 2nd Math CCSS: Adaptable