Fnd 15plus 10 plus25 plus in two ways using associative property of addition
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15+10+25
(15 + 10) + 25 = 25 + 25 = 50
15 + (10 + 25) = 15 + 35 = 50
(15 + 10) + 25 = 25 + 25 = 50
15 + (10 + 25) = 15 + 35 = 50
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lhs rhs
15+(10+25) (15+10)+25
15+35 25+25
50 50
15+(10+25) (15+10)+25
15+35 25+25
50 50
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