## Questions: 10, 11, 12

Page 228***The ones that are in RED are WHOLE NUMBERS**

**Reciprocal*- is the fraction that when multiplied creates a product of 1### 10.) Divide

#### a.) 1 1/12 divided by 2 1/2

You need to turn the mixed numbers into an improper fraction. 1 and 1/2 becomes 13/12 and 2 and 1/2 becomes 5/2. Since you have to do the__on the denominator, you__

*reciprocal***multiply 13/12 by**

**2/5**on the top (numerator). Then simplify your answer if needed.

#### b.) 8/11 divided by 4/5

Do the reciprocal on the denominator then after you do that step, you put the reciprocal on the denominator and multipy those.

**Simplify if it is needed**, in this case, I simplified it by 4.

#### c.) 1 3/8 divided by 2 3/4

Do the reciprocal on the denominator then after you do that step, you put the reciprocal on the denominator and multipy those.

**Simplify if it is needed**, in this case, I simplified it by 11 then 2.

### 11.) In a comedy review, each performer has a 1/4-h slot. How many performers are there in a 2-h show?

My tip for words problems like this is whatever the second number is, that is what's going to be the denominator.**I'm not 100% sure it will work all the time,**but this is what I've been using for these kind of word problems.

**2 divided by 1/4**

How many times does 1/4 go into 2?

*Since 2 is a whole number, make it into a fraction by using 1 as a denominator. So it becomes 2 over 1.

#### 12.) It takes 2 1/2 scoops of flour to make one cake. How many cakes do 15 scoops of flour make?

*My tip for words problems like this is whatever the second number is, that is what's going to be the denominator.

**I'm not 100% sure it will work all the time,**but this is what I've been using for these kind of word problems.
If you don't get my explanation, here's a video you could watch to understnad dividing fractions more.

And the video below explains how to do the reciprocal for divind fractions.

### My Test Corrections

#### In computer terminology, a bit is 1/8 of a byte. How many bits equal 16 bytes?

16 divided by 1/8

Good job you put effort into this and it shows, you did great at the pictures and the videoS and it helped. Good job.

ReplyDeleteGood job Kathleen! I like how you explained how you got your answers. I also liked how you added 2 videos to help us understand better.

ReplyDelete