Consider $33$33 and $27$27.
What is the greatest common factor of these two numbers?
Complete the gaps such that $33+27$33+27 is rewritten as an equivalent multiplication using the distributive property.
$33+27$33+27 | $=$= | $3\cdot\left(\editable{}+9\right)$3·(+9) |
$=$= | $\editable{}\cdot20$·20 |
Consider the difference $88-20$88−20 :
Consider the sum of $42$42 and $39$39.
Consider the difference $105-15$105−15.