40.3

4,030

403.0

5

0.5

0.05

0.005

sum

difference

product

quotient

sum

difference

product

quotient

decimal point

plus sign

minus sign

multiplication sign

3.86

3.27

3.87

3.77

11.67

11.76

12.07

11.89

2/4

1

4/4 

1/2

Add the denominators; keep the numerators the same

Add the numerators and add the denominators

Add the numerators to the denominators

Add the numerators and keep the like denominators

subtract both by same number

divide both by the same number

add the same number to both

multiply both by the same number

3

5

2

4

Already in simplest form

6/24

1/4

1/3

$$\frac{1}{6}$$

$$\frac{1}{8}$$

$$\frac{1}{2}$$

$$\frac{3}{4}$$

51/8

5 1/8

5/8

6/8

7/18

14/9

8/11

1 5/9