GR5: QTR1-WK2: ORDER OF OPERATIONS

Mathematical Equivalence

OFF

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Show your step-by-step solution to the problem.

There were 918 yellow chairs and blue chairs altogether in an auditorium. The blue chairs were arranged in 36 rows with 12 chairs in each row. The yellow chairs were arranged in rows of 18. How many rows of yellow chairs were there?

Show your step-by-step solution to the problem.

Violet bought 120 greeting cards at 3 for $2. Harry bought the same number of greeting cards at 6 for $5. What was the difference between the amounts that Violet and Harry paid.