Create an integral formula in a Word2010 document

In step 1th, open the Word2010 document window and switch to the Insert Ribbon. Click the formula button (not the Formula Drop-down button) in the symbol group, as shown in Figure 1.

Figure 1 Click the formula button

Step 2nd, create a blank formula frame in the Word2010 document, and in the formula Tools/Design Ribbon, click the Integral button in the structure group. Select the appropriate integral form in the list of open integration structures, as shown in Figure 2.

Figure 2 Select Integral form

Step 3rd, insert the integral structure in the blank formula frame, click the integral Structure placeholder box and enter a specific value or formula symbol, as shown in Figure 3.

Figure 3 Input Integral formula concrete value