Jira’s Fraction Scribepost
(sorry my computer is having some technical issues so I can’t paste or add pictures)
Reciprocal
- are two numbers which multiply together and make 1. they are also called “multiplicative inverse” of each other.
1/2 ÷ 3 = 1/6
1/2 x 1/3 = 1/6
3/1 x 1/3 = 3/3 or 1
6..a)
2/3 ÷ 3 = 2/9
0 1/9 2/9 3 /9 4/9 5/9 6/9 8/9 1
6..b)
3/5 ÷ 2 = 3/10
0 1/10 2/10 3/10 4/10 5/10 6/10 7/10
7..a)
2/3 ÷ 3 = 2/9
1 1/9 2/9 3/9 4/9 5/9 6/9 7/9 8/9 1 10/9 11/9 12/9 13/9 14/9 15/9 16/9
b)
9..a)
9/12 ÷ 3 = 9/46 or 3/12 or 1/4
9/12 x 1/3 = 9/46
3/1 x 1/3 = 3/3 or 1
9..b)
Lastly ..
Here’s the "Link" for how to divide fractions.
http://www.youtube.com/watch?v=zQMU-lsMb
My Test Correction
My first mistake was on # 7..(b) and here's how to do it right!
7..(b)
Model 2/3 divide by 3:
e
