Order of Operations-3rd Grade

• x

• +

• -

Which operation should be done first according to PMDAS?

(10 -3) + 3 x 5

• X

• +

• -

Which equation best matches the following problem?

David bought 34 Pokemon cards. Anton gave him 3 decks of Pokemon cards for his birthday. Each deck had 10 cards. How many cards does David have in all?

• 34 - 3 + 10

• 34 + 3 x 10

• 34 + 10 -3

• 34 x 3 x 10

Edward is going on a trip with his two friends. Each friend brings 2 bags. Each bag has 3 shirts. How many shirts are there in all?

• 18 shirts

• 6 shirts

• 12 shirts

• 16 shirts

• 15

• 10

• 2

• 1

Ainsley is making 50 chocolate chip cookies for a bake sale. Her brother ate 5 of the cookies. She put the remaining cookies in 9 bags. How many cookies were in each bag?

• 1 cookie

• 10 cookies

• 6 cookies

• 5 cookies