To multiply two fractions together you follow this process
What is multiply the tops together and multiply the bottoms together
200
1/6 X 2/5
What is 2/30 or 1/15
200
3 1/2 X 4 1/3
What is 15 1/6
200
4 divided by 2/3
What is 6
200
3/5 divided by 1 2/3
What is 9/25
200
To change from a mixed number to an improper fraction you would follow this process.
What is Multiply the bottom number time the whole number and then add the top number to that. Put your answer over the old bottom number
300
5/6 X 2/3
What is 10/18 or 5/9
300
4/5 X 2 3/4
What is 2 1/5
300
1/4 divided by 7
What is 1/28
300
5 1/4 divided by 2 1/3
What is 2 1/4
300
To change 4 into a fraction you would follow this process.
What is put a one below the 4
400
2/3 X 3/13
What is 6/39 or 2/13
400
1 2/5 X 6 3/4
What is 9 9/20
400
4/7 divided by 6/7
What is 28/42 or 4/6 or 2/3
400
1 3/4 divided by 2 3/8
What is 14/19
400
To divide fractions you follow this process
What is keep the first fraction, change the sign to multiply, flip the second fraction over.
500
5/6 X 3/5
What is 15/ 30 or 1/2
500
4 1/3 X 2 1/7
What is 9 2/7
500
7/8 divided by 1/3
What is 21/8 or 2 5/8
500
18 divided by 2 1/4
What is 8
500
The process you follow to change an improper fraction into a mixed number is this.
What is see how many times the bottom number will go into the top number. (that is your whole number) Then put the remainder over the original bottom number to make a fraction.