Which of the following is described by 'the sum of $2$2 and $7$7'?
$2\times7$2×7
$2+7$2+7
$2-7$2−7
$2\div7$2÷7
Which of the following is described by 'the difference between $7$7 and $6$6'?
Which of the following is described by 'the product of $3$3 and $10$10'?
Which of the following is described by 'the quotient of $12$12 and $4$4'?