Use equivalence and compensation to simplify and solve addition calculations
Why this, why now
In this unit pupils used the concept of same sum to simplify and solve addition problems.
Prior knowledge requirements
- Ardaydu waa inay yaqaanaan aasaaska maadada.
- Ardaydu waa inay awoodaan inay raacaan tilmaamo fudud.
Unit 2 / 21
Use equivalence and compensation to simplify and solve addition calculations
In this unit pupils used the concept of same sum to simplify and solve addition problems.
10 lessons- Using redistribution with addition of decimal fractions
- Using redistribution with addition of integers
- Solve calculations with missing parts
- Use a balanced equation to calculate unknown parts
- Explain how adjusting one part affects the sum
- Using balanced equations to calculate redistribution
- Use equivalence and compensation strategies to solve addition problems in a range of contexts
- Solve addition calculations mentally by using known facts in a range of contexts
- Solve addition calculations mentally by using known facts
- Use equivalence and compensation strategies to solve problems