How to add using partitioning
To partition a number using place values is to split it into thousands, hundreds, tens and units etc. as appropriate, to use partitioning for addition you split both numbers then add their like parts together then add those totals together to get the final answer.
1253 + 65
tens 50 + 60 = 110
units 3 + 5 = 8
answer 1000 + 200 + 110 + 8 = 1318
Check your answers using your calculator.
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Add these numbers together using partitioning