Adding and Subtracting Fractions
3/5 + 2/10 =
Change to 6/10 + 2/10
What is 8/10 or/reduced 4/5
2/3 x 3/4
What is 6/12 Reduced... 1/2 ?
2/3 divided by 3/4 =
KCF
2/3 x 4/3
What is 8/9?
Change the following number from Standard to Scientific Notation:
670,000
6.7 x 105
2 1/5 + 3 2/5 =
What is 5 3/5
2/16 + 1/4 =
2/16 + 4/16
What is 6/16 or / reduced 3/8
3/12 x 4/6
Simplify Cross overs...
3/12 x 4/6....
1/3 x 1/2
What is 1/6 ?
4/7 ÷ 2/3 =
4/7 x 3/2
Cross Over & Reduce 2/7 x 3/1
What is 12/14 or 6/7
Write this small number in Scientific Notation.
.00000056
What is 5.6 x 10-7
7 6/9 - 3 2/9 =
What is 4 4/9
4/18 - 1/12 =
8/36 - 3/36
What is 5/36
1 2/3 x 3/5
What is 1
10 divided by 3/4
10/1 x 4/3
40/3
What is 13 1/3
Double Jeopardy:)
Dawn has 12 1/2 yards of silk. She needs 1 1/4 yards of silk to make one skirt. How many skirts can she make?
What is 7 skirts
3 2/10 + 2 9/10 =
What is 6 1/10
2 1/3 + 4 4/5 =
2 1/3 2 5/15
4 4/5 4 12/15
What is 6 17/15 or 7 2/15
5 x 3/7
5/1 x 3/7
15/7 change improper to mixed
What is 2 1/7?
1 2/3 divided by 1/6 =
5/3 x 6/1
30/3
What is 10 ?
If Math binders are 3/4 inches thick in Mrs. Provance's class. How many of these would fit on a shelf that is 3 feet wide?
36 inches ÷ 3/4
36/1 x 4/3
144/3
48 Binders
3 4/6 + 4 17/18 =
What is 8 11/18
4 1/3 - 1 3/4 =
3 1/3 = 4/12 =16/12
- 1 3/4 - 9/12
What is 2 7/12
3 2/3 x 2 1/4
11/3 x 9/4
Simplify Cross Overs
11/1 x 3/4
33/4
What is 8 1/4 ?
3 1/8 ÷ 1 1/4 =
25/8 ÷ 5/4
25/8 x 4/5
5/2 x 1/1 = 5/2
What is 2 1/2 ?
The students at KCS painted a mural 25 feet long. The height was 3/10 of the length. How high was the mural?
25/1 x 3/10
75/10
7 1/2 feet high
5 2/7 - 2 6/7 =
What is 2 3/7