Describe a way to calculate 304-81 mentally by using reasoning other that the common subtraction algorithm. then write a coherent sequence of equations that correspond to your reasoning

See explanation

Step-by-step explanation:

To subtract mentally 81 from 304, complete following steps:

Step 1: Write number 304 as

Step 2: Write number 81 as

Step 3: Now subtract 80 and 1 from number 304:

lockers 1, 4, 9, 16, 25, 40, and 49 are open

i ran through it by the other answer is wrong

table 3 represents a direct variation function. : )