Samples: Add on to 5. Add on to 10. Subtraction with visual cues: Activity 1. Addition to 20. Make 10.
1 – Grade 1
1.OA – Operations & Algebraic Thinking
1.OA.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 = _.
Your account will have additional material that tracks students progress to provide individual focused material and reports. Also it includes fun incentives to encourage students to learn more all customised to each students needs.