MA19.1.22

Mathematics (2019) Grade(s): 1

MA19.1.22

Compose two-dimensional shapes (rectangles, squares, trapezoids, triangles, half-circles, and quarter-circles) or three-dimensional shapes (cubes, right rectangular prisms, right circular cones, and right circular cylinders) to create a composite shape, and compose new shapes from the composite shape.

Unpacked Content

Knowledge

Students know:
  • strategies for finding the value of simple addition and subtraction equations.
  • Strategies for comparing quantities between 0 and 20.
  • Strategies to show equality or inequality.

Skills

Students are able to:
  • efficiently apply strategies for determining the value of simple addition and subtraction equations.
  • Justify and explain their thinking.

Understanding

Students understand that:
  • the equal sign represents a relationship of balance between numerical expressions rather than performing an operation.

Vocabulary

  • Equation
  • Meaning of the equal sign

Aligned Learning Resources

Calculating Pi with Darts | Physics Girl
Calculating Where Lines Intersect
Caring Is Sharing | Rise and Shine: Math Time
Suits of Woe: Grief and Loss in Hamlet: Shakespeare Uncovered
Tables, Equations
Peg + Cat: Super Peg + Cat Guy App
Odd Squad: Pienado! Digital Game
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