5 Minute Check Complete on the back of your homework. Write each percent as a decimal. 1. 27% 2. 15%…

Tuesday, Oct 30Write each percent as a decimal.
1. 27%
2. 15%
3. 0.75
4. 0.8
Write each percent as a decimal.
1. 27%
Write each percent as a decimal.
1. 27%
.27.% = 0.27
Write each percent as a decimal.
2. 15%
Write each percent as a decimal.
2. 15%
.15.% = 0.15
Write each decimal as a percent.
3. 0.75
Write each decimal as a percent.
3. 0.75
0.75.% = 75%
Write each decimal as a percent.
4. 0.8
Write each decimal as a percent.
4. 0.8
0.80.% = 80%
Objective: To find the percent of a number.
To find the percent of a number we first have to understand how to multiply decimals.
Percent of a Number
To Multiply Decimals.
Step 1 – Stack the numbers with the number with the most digits on top.
Percent of a Number
To Multiply Decimals.
Step 1 – Stack the numbers with the number with the most digits on top.
.83
To Multiply Decimals.
Step 2 – Multiply the digits without regard to the decimal point.
.83
To Multiply Decimals.
Step 2 – Multiply the digits without regard to the decimal point.
.83
To Multiply Decimals.
.83
To Multiply Decimals.
.83 2 decimal places
Percent of a Number
To Multiply Decimals.
Step 4 – Place the decimal point in the product to include the total decimal places.
.83 2 decimal places
Percent of a Number
To Multiply Decimals.
Step 4 – Place the decimal point in the product to include the total decimal places.
.83 2 decimal places
Percent of a Number
Find the product of 4 and .83.
Another way of thinking about this is by adding four groups of .83.
Percent of a Number
Step 1 - ?
3
14.2
14.2
14.2 1 decimal place
Step 4 - ?
14.2 1 decimal place
Percent of a Number
Remember, this is just…..
Percent of a Number
Do this on your own
Percent of a Number
.95 2 decimal places
Percent of a Number
Percent of a Number
Do this on your own
Percent of a Number
.18 2 decimal places
Percent of a Number
Do this on your own.
Percent of a Number
.018 3 decimal places
Percent of a Number
Do this on your own
Percent of a Number
0.027 3 decimal places
Percent of a Number
Percent of a Number
0.72 2 decimal places
Percent of a Number
Percent of a Number
.27 2 decimal places
108 4 total decimal places
+ 270
0.0378
Percent of a Number
Find 20% of 60
To find the percent of a number, convert the percent to a decimal and multiply.
Percent of a Number
Find 20% of 60
60 0 decimal places
Percent of a Number
Find 5% of 80
Percent of a Number
Find 5% of 80
80 0 decimal places
+0000
4.00
Percent of a Number
Find 65% of 90
Percent of a Number
Find 65% of 90
90 0 decimal places
+5400
58.50
Percent of a Number
Find 85% of 42
Percent of a Number
Find 85% of 42
42 0 decimal places
+3360
32.70
Percent of a Number
Find 85% of 42
42 0 decimal places
+3360
35.70
Percent of a Number
Find 22.5% of 40
Percent of a Number
Find 22.5% of 40
.225 3 decimal places
+9000
9.000
Percent of a Number
Find 125% of 20
Percent of a Number
Find 125% of 20
1.25 2 decimal places
+2500
25.00
Percent of a Number
Find .2 % of 34
Percent of a Number
Find .2 % of 34
.002 3 decimal places
+0060
0.068
Percent of a Number
Find 3% of 70
Percent of a Number
Find 3% of 70
210 on homework.
Percent of a Number
Mid-Chapter 2 Quiz
Monday, Sept 21