Question

What is 3 1/4 minus 1 1/3?

Answer 1

Answer:

1 11/12

Step-by-step explanation:

​​Simplify  3\times 43×4  to  1212.

\frac{12+1}{4}-1\frac{1}{3}

​4

​

​12+1

​​ −1

​3

​

​1

​​

3 Simplify  12+112+1  to  1313.

\frac{13}{4}-1\frac{1}{3}

​4

​

​13

​​ −1

​3

​

​1

​​

4 Convert 1\frac{1}{3}1

​3

​

​1

​​  to improper fraction. Use this rule: a \frac{b}{c}=\frac{ac+b}{c}a

​c

​

​b

​ac+b

​​

5 Simplify  1\times 31×3  to  33.

13/4 -3 +1  /  3

​​

6 Simplify  3+13+1  to  44.

13/4-4/3

​​

7 (Find the Least Common Denominator (LCD) of 13/4,4/3 In other words, find the Least Common Multiple (LCM) of 4,34,3.)

LCD = 1212

8 (Make the denominators the same as the LCD)

13 x 3   - 4 x 4

4 x 3 ​​  -3 x4

9 (Simplify. Denominators are now the same.)

39/12-16/12

​​

10 (Join the denominators.)

39-16

  ​12

​

​39−16

​​

11 Simplify.

23/12

​

​

​​

12 (Convert to mixed fraction.)

1 11/12

​

​​

​​

Answer 2

Answer:

23/12 or 1  11/12

Step-by-step explanation:

13/4 - 4/3

39/12 - 16/12

23/12

1  11/12