standard_description: Multiply one-digit whole numbers by multiples of 10 in the range 10–90 (e.g., 9 × 80, 5 × 60) using strategies based on place value and properties of operations.
problem_activity: Task
How many ten-dollar bills equal a hundred-dollar bill?
Jem had 20 ten-dollar bills. How many hundred-dollar bills can she trade them for?
Dan had 6 hundred-dollar bills. How many ten-dollar bills can he trade them for?


aligns: no