I Have Who Has adding and subtracting with multiples of ten (CCSS 2.NBT.8) is a whole
class game that allows students to use a hundred board or abstractly arrive at the correct answer on a card that another student
has. That student reads their card and question
Who has 21 + 10 for example. The player with
the sum of 31 answers. This set has 30 cards
a hundred chart and two practice worksheets on
adding/subtracting with ten under 100.