By interchanging the given two signs which of the following equation will be correct?
$$\times$$ and $$+$$
On interchanging the two signs $$ +$$ and $$\times $$
we get the equation as
$$ 11+6 \div 18\times 54 $$
or $$11+1\div 3\times 54 =29$$
$$ 29=29 $$ which is true
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