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If you mean expanded form. then that means that instead of writing a number like this, 1038, you would write it like 1000+30+8.

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Wiki User

14y ago
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Wiki User

15y ago

expand means to expand a number for example.

ex.789 so you would do 700+80+9=789 another examle is

ex.3456 so 3000+400+50+6=3456

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Wiki User

15y ago

Make it bigger.

I.E (x+4)(x+5)=x^2+9x+20 is called expanding brackets.

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Katie Dyson

Lvl 4
4y ago

if you are expanding a bracket it wants you to make it simpler and / or bigger/smaller

for an example 5(2y+3) would be 10y+15

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Q: What does expand mean in math?
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