Revision #672 → #1606 · back to history
addedSubtraction8cd1e20659c0
addedSubtraction as inverse of additiona61921dc246d
addedAnti-commutativity (lead)45d38fb6855e
addedNon-associativity (lead)1b17ecb30db0
addedSubtraction by zero9f598ad18fb7
addedMinuend, subtrahend, difference8b0ccfa3ca84
addedLine segment subtraction modelbee1ab25a04e
addedSubtraction on integer line1d600ab6dec6
addedNon-closure of natural number subtractionb5fb2a26be0e
addedSubtraction of real numberse605695d8780
addedAnti-commutativityb00085a2a5c2
addedNon-associativityaef9b660d2a0
addedPredecessorbe9638990391
addedUnits in subtraction5c8bde70cc6c
addedPercentage change vs. percentage point change2dafc89305fd
addedDefective widgets percentageacc89ee68e22
addedMethod of complements9206fa717f03
addedBinary subtraction via complements4c5ccae9e2f8
addedAmerican method worked example (704 − 512)19dc1dffd94c
addedAustrian method example5e74af170cf3
addedSubtraction from left to right example02c45bbedaeb
addedAmerican method (borrowing)5dc4419c6ac0
addedTrade first methodae4d99314059
addedPartial differences method3a39885bddd2
addedCounting up example73eda9e89a39
addedBreaking up the subtraction example17738116adb7
addedSame change method6c4cc244da11