Two expressions are equivalent if they have the same value.

Explain how a combination of different parts can be equivalent to the same whole

Maths

In this unit pupils will identify structures within stories. They will use their knowledge of structures to create stories and use their knowledge of additive structures to solve problems. In the future it pupils will use the concept of 'same sum' to simplify and solve addition problems.

In the prior unit pupils used the most efficient and reliable strategy to find the change. In this unit pupils will  identify structures within stories and use their knowledge of structures to create stories and use their knowledge of additive structures to solve problems.

Use knowledge of part-part-whole structure to solve additive problems

Two expressions are _________ if they have the same value.

Which bar model represents this equation? o = 2 × p + r

Complete this equation. bl = lg + {{ }} × r

Select the values that could be labelled as parts in this equation: 500 = 150 + 350

Which of the following expressions are equivalent to 5 + 5 + 5?

0.3 + 0.1 + 0.6 = 1    Which other combination of three parts has the same whole?

Complete the statement: If I know 1.7 + 8.3 = 10 then I know {{ }} + 7.3 = 10

Select two addends which sum to make 1,000

Lucas and some of his friends drank some water.  Lucas drank 0.25 l of water, Sofia drank 130 ml, and Andeep drank 0.3 l. How much water did they drink in total? Give your answer in ml. {{ }} ml

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