Percent, Fractions, Decimals, Simple Interest, Percent of Change

Fractions

100

Add the Fractions: (Simplest Form)

1/3 + 2/3 =

 1

200

Add the Fractions: 

4/12 + 3/12 =

7/12

300

Add the Fractions: (Simplest form)

10/16 + 2/16 =

3/4

400

Add the Fractions: (Simplest Form)

3 1/3 + 2 1/6

5 1/2

Use the cross method

500

Add the Fractions: (Simplest form)

6 2/3 divided by 4 8/10

1 7/18

Start by making improper remember c method

20/3 divided by 48/10

When dividing fractions flip second fraction then multiply

20/3 * 10/48

Multiply across

200/144 = 1 56/144 = 1 7/18

Decimals/Conversion

100

Convert to a decimal:

1/2

0.5 or .5

200

Multiply:

62.1 * 10

62

300

Name the decimal place of the bold number:

2.74939

Hundredth or 100th 

400

Convert the following to a fraction: (in simplest form)

19.3

19 3/10

500

Convert to decimal: (Fraction to decimal) round to nearest hundredth

17/ 12 =

1.42

Percent

100

What is 20% of $25?

$5

25 * 20% = $5

200

Find 90% of $250.

$225

$250 * 90% = $225

300

What percent is 19 out of 20?

95%

19/20= 0.95=95%

400

A bike costs $160 after being reduced by 20%. How much did the bike cost before it was reduced?

$192

$160 * 20% = $32

$160 + $32 = $192

500

2% of the students at Bulloch County Correctional have black hair. There are 200 students at Bulloch County Correctional.

How many Students at Bulloch County Correctional have black hair?

4

200 * 2% = 4

Percent of Change/ Simple Interest

100

Find the Percent of change:

 Increase from 1000 to 3000

200%

3000-1000 = 2000

2000/1000 = 2

Convert into a percent

200%

200

Find the percent of change:

What is the percent of increase from 30 to 90?

200%

90-30=60

60/30 = 2

Convert into percent

200%

300

Find percent of change:

What is the percent of decrease from 500 to 340?

32%

500-340 = 160

160/500 =0.32

32%

400

Simple interest:

Taylor borrowed $2500 for 2 years at 10% interest rate. Find the interest o the loan.

$500

I=PRT

2500 * 2 * 10% = 500

500

Simple Interest:

Alexis invested $4000 for 5 years at an interest rate of 7%. How much interest did she earn on her money?

$1400

4000 * 5 * 7% = $1400

Weird Random Facts

100

Which animal is not a mammal?

A) Bird

B) Bat

C) Seal

D) Cat

A) Robin

B) Brown Thrasher

C) Hummingbirds

D) Blue Jay

C) Bird

200

What animal can hold their breath the longest?

A) Dog

B) Sloth

C) Dolphin

B) Sloth

300

How much does a cloud weigh?

A) 0 lbs

B) 10 lbs

C) 100 lbs

D) 1 Million Tons

D) 1 million Tons

400

Who cant donate their organs?

A) President

B) Pope

C) Coal Miners

D) People from Antarctica

B) Pope

500

What animal/bug has its heart in their head?

A) Dung Beetle

B) Alaskan Bull Worm

C) Shrimp

D) Jelly fish

C) Shrimp

A shrimp's heart is in its head.