Which of the Problems Below Would Provide an Opportunity for Students

Multiple Choice

Which of the problems below would provide an opportunity for students to apply the use of the Anchor Number reasoning strategy?

A) In three weeks we will be going to the zoo.How many days until we go?
B) Juan has 9 trading cards in his backpack and 6 more cards in his pocket.How many cards does he have altogether?
C) 4 x 7 =
D) 13 - 5 =