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Maths Puzzle
Numerical Ability
When your estimating by clustering how do you know to keep it the same or round it up? For example 8.7+3.21+3.889?
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simplify & solve
6x(-5y)+(-3x)(-4y)
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I need a little help!!
How can I solve square root of 2 + square root of 3 - square root of 5 divided by square root of 2 + square root of 3 + square root of 5.
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