Write the number sentence described as:

The sum of $4$4 and $6$6 is multiplied by $2$2.

$3$3 less than $6$6 is multiplied by $5$5.

The sum of $5$5 and $9$9 is multiplied by $4$4 less than $6$6.

Multiply $2$2 less than $9$9 with $2$2 less than $7$7.