Activity 11 : Complete Me ! Let's Find Out : What word will the complete sentence ? Let's Use These materials : Mathematics notebook and ballpen Let's Do R This Way : Choose the correct answer from the words inside the parenthesis to complete each item below LA variable constant ) is used to represent a number 2. The phrase decreased by " can be used to represent addition , subtraction ) . 3. A ( circle parenthesis ) is used to enciosed independent groupings 4. The phrase " seven less than a number when translated into mathematical . expressions (z-7,7- The phrase thrice a number is a keyword used in addition multiclication & The expression - 5 when translated into English is ta number is diminished by five five less than a number