1) Identify the property 1234+623=623+1234 a) Associative property b) identity property c) commutative property 2) 3456+(564+1235)=(3456+______)+1235 a) 1235 b) 564 c) 3456 3) 5678-__________=0 a) 1 b) 0 c) 5678 4) Simplyfy 45612-36789+11156 a) 8823 b) 19979 c) 19079 5) find sum of successor and predecessor of 54,674. a) 109348 b) 108348 c) 107348 6) If you subtract 32,109 from 87,654, what is the difference? a) 54545 b) 55545 c) 55555

GR 4 ADDITION AND SUBTRACTION

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