Amanda's penny bank is 2/3 full.

After she removes 100 pennies, it is 4/9 full

full How many pennie

can Amanda's bank hold?

pennies

450 pennies

Step-by-step explanation:

2/3 ➡ 3/3 * 2/3 = 6/9

let's call it 9x

the bank contains 6x after she removes 100 pennies 4x is left

which means 2x = 100 pennies and x = 50 pennies

therefore the bank can carry 50 * 9 = 450 pennies