please answer this question it's very urgent. ..
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addition
( 2+4 ) +5 = ( 4+5 ) +2
subtraction
3 - ( 2 - 1 ) is not = ( 3 -2 ) - 1
multiplication
yes, yes, yes
division
(4 ÷ 2) ÷ 2 is not = 4 ÷ ( 2÷2 )
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how it helps sis
plz plzzzzzzzzz mArk as BRAINLIEST
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