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→The Caacupé abacus
How do you know when you have found them all?
How do you know when you have found them all?
Similar to the Pie chart, can you think of a way to visually represent the addition of positive and negative fractions?
see the [[Activities/Abacus/Worksheet/Answersheet | answersheet]]
see the [[Activities/Abacus/Worksheet/Answersheet | answersheet]]