Ray's New Primary Arithmetic by Joseph Ray Ray's New Primary Arithmetic by Joseph Ray    

Lesson 3: Review - Add and Subtract Numbers Up to 10


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    Ray's New Primary Arithmetic by Joseph Ray Ray's New Primary Arithmetic by Joseph Ray    

Lesson 3: Review - Add and Subtract Numbers Up to 10

Directions

Follow the step-by-step instructions below to teach the lesson.

Progress to the next lesson when children master the current lesson.

Value mastery over speed of progression.

Steps

STEP 1

  • Have children use physical objects to demonstrate and solve these exercises, such as an abacus, toys, or beans.
  • The objects should be arranged in distinct groups to represent each number indicated.

STEP 2

  • Assess mastery by reading aloud the listed problems and having the children mentally compute and recite the solutions.
  • If children have difficulties, work with physical objects again and then reassess.