Which Mathematical operations

Which mathematical operation would you use to solve the phrase: 'cut in half'

Which mathematical operation would you use to solve the phrase: 'two-thirds plus four '

What mathematical operation would you use to find the difference?

Which mathematical operation would you use to solve the phrase: 'the difference between eight and six'

Which mathematical operation would you use to solve the phrase: 'How many in all '

Which mathematical operation would you use to solve the phrase: 'one-tenth times two '

A waiter had 9 tables with 7 people at each table.How many customers did the waiter have?

Which mathematical operation would you use to solve the phrase: 'decreased by'

Which mathematical operation would you use to solve the phrase: 'less than'

What mathematical operation would you use to find the sum?

Which mathematical operation would you use to find the quotient?

What mathematical operation would you use to find the product?

Which mathematical operation would you use to solve the phrase: 'Twice as much'

Which mathematical operation would you use to solve the phrase: 'one hundred reduced by 25 '