Algebra in the primary curriculum
 

Equations - fifth and sixth class

Content for fifth class

The child should be enabled to

  • Translate number sentences with a frame into word problems and vice versa.
    Create number stories to describe a given number sentence.
    How many teams of four can the teacher make for relays from a class of twenty-eight children? i.e. 28 / 4 = __
    A man has twenty-eight windows to clean; it takes him an hour to clean four; how long will it take him altogether?
    Construct number sentences to describe mathematically a given word problem.
  • Solve one-step number sentences and equations e.g. 75 - 43 = __ or 3.5 x __ = 14 or 25% of __ = 15.

Content for sixth class

The child should be enabled to

  • Translate word problems with a variable into number sentences.
    Peter cut a length of ribbon into five equal parts; each part was 30 cm long. How long was the ribbon before it was cut? Solution is x / 5 - 30
  • Solve one-step number sentences and equations e.g. -3 + +6 =__ or -4 + __ = +1
    or 10 x __=- 8 x 5.