Question

In one year, a school uses 13,170 pieces of white paper, 6,570 fewer pieces of blue paper than white paper, and 3,300 fewer pieces of yellow paper than blue paper. How many pieces of paper does the school use in all?
Solve on paper.

The school uses ______ pieces of paper.

Answer 1

Answer:

23,070

Step-by-step explanation:

13,170-6,570=6600

6600-3300=3300

13170+6600+3300

13170+9900=23070

Answer 2

Answer:

23,070

Step-by-step explanation:

13,170-6570=6600

6600-3300=3300

13,170+6600+3300=23,070

The school uses 23,070 pieces of paper