Australian teachers teach important numeracy skills in these ten minute lessons. ABC iview Home Watch all your favourite ABC programs on ABC iview. More from ABC We acknowledge Aboriginal and Torres ...
Same signs give a positive: \(3 + (+2) = 3 + 2 = 5\) Same signs give a positive: \(3 - (-2) = 3 + 2 = 5\) Different signs give a negative: \(3 + (-2) = 3 - 2 = 1 ...
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