Question

Q3 Write the successor and predecessor of each of the following:
a) 225
b)9000
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Answer 1

225

successor – 226

predecessor – 224

9000

successor – 9001

predecessor – 8999

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Answer 2

$a) \: 225$

$successor = 225 + 1 = 226$

$predecessor = 225 - 1 = 224$

$b) \: 9000$

$successor = 9000 + 1 = 9001$

$predecessor = 9000 - 1 = 8999$