Write the following whole numbers in expanded form.

a) 18090

b) 3760

c) 94091

d) 90009 [4 MARKS]

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Solution

Expansion: 1 Mark each

$a) 18090 = 1 \times 10000 + 8 \times 1000 + 9 \times 10$

$b) 3760 = 3 \times 1000 + 7 \times 100 + 6 \times 10$

$c) 94091 = 9 \times 10000 + 4 \times 1000 + 9 \times 10 + 1 \times 1$

$d) 90009 = 9 \times 10000 + 9 \times 1$

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Write the following whole numbers in expanded form. a) 18090 b) 3760 c) 94091 d) 90009 [4 MARKS]

Expansion: 1 Mark each a)18090=1×10000+8×1000+9×10 b)3760=3×1000+7×100+6×10 c)94091=9×10000+4×1000+9×10+1×1 d)90009=9×10000+9×1

Write the following whole numbers in expanded form.

a) 18090

b) 3760

c) 94091

d) 90009 [4 MARKS]

Expansion: 1 Mark each

$a) 18090 = 1 \times 10000 + 8 \times 1000 + 9 \times 10$

$b) 3760 = 3 \times 1000 + 7 \times 100 + 6 \times 10$

$c) 94091 = 9 \times 10000 + 4 \times 1000 + 9 \times 10 + 1 \times 1$

$d) 90009 = 9 \times 10000 + 9 \times 1$