4) 41 25h+6
十十十十十十十十十十十十十>
3210 12 3 4 5 6 7 8 9

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?

Which geometric principle is used to justify the construction below?

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2