u To use the initial 2D key set for natural input
Example 1: To input 15 + 37
(1)On the application menu, tap Jto start the Main application.
(2)Press the ckey.
(3)Press the kkey, and then tap ) to display the 2D keyboard.
(4)Tap N and then tap b to input the numerator.
(5)Tap the input box of the denominator to move the cursor there, or press c and then tap f.
(6)Press e to move the cursor to the right side of 1/5.
•Instead of using e to move the cursor, you could also tap with the stylus at the cursor destination.
(7)Tap +.
(8)Tap N, and then repeat steps (4) through (6) to input 3/7.
(9)After everything is the way you want, press E.
Tip
•If you want your ClassPad to evaluate a calculation expression and display a result in the eActivity application, you must input the calculation in a calculation row. See “Inserting a Calculation Row” on page
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Example 2: To input Σ k2
k = 1
(1)Tap ) to display the 2D keyboard and then tap K.
(2)Tap 
.
Initially, the cursor appears here.
(3)In the input box below Σ, input “k=1”.
Vkeb
(4)Tap with the stylus to move the cursor to the other input locations and input the required information. In the input box above Σ, tap L.
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