Question

$1-\frac12\times\frac12+ 1/2=?$

• A. 1¼
• B. 3/4
• C. 1½
• D. 1/2

Answer 1

Answer:

A. 1¼

$1-\frac12\times\frac12+ 1/2$

$1-\frac14+\frac12$

$=1\frac12-\frac14$

$=\frac32-\frac14$

$=\frac{12-2}{8}$

$=\frac{10}{8}$

$=\frac54$

$=1\frac14$