Find the difference: 52 - 26 = m

Find the difference: 331 - 100 = s

Write "815" in number words and expanded notation.

Find the sum of 450 + 10 = m

Find the sum: 134 + 39 = b

46, 146, 246, ___, ___, ___, 646, ___, ___, ___

Continue the pattern: 25, 35, ___, ___ 65, ___, 85, ___, ___, ___, 125

Find the difference: 336 - 10 = d

Megan has three dimes, two nickels, and two pennies in her pocket. How much money does Megan have in all?

Find the difference: 174 - 46 = w

Find the sum: 10 + 307 = j

Woods and Bo are going to the store. Woods has one quarter, one dime, and one nickel. Bo has one dime, one nickel, and two pennies. How much money does Woods have? How much money does Bo have? How much more money does Woods have?