Sharp EL-W516B

Calc
ulator Activity
SUMMATION
OBJECTIVE:
To calculate the sum of a series.
1.
Evaluate

5
0
!
x
STEP 1: Bring up the summation symbol by pressing
.
STEP 2: Enter the lower bound 0 by pressing
.
STEP 3: Enter the upper bound 5 by pressing
.
STEP 4: Enter
!
x
by pressing
.
STEP 5: To determine the sum of the series press
.
2.
Evaluate




20
1
1
x
STEP 1: Bring up the summation symbol by pressing
.
STEP 2: Enter the lower bound 1 by pressing
.
STEP 3: Enter the upper bou
nd of 20 by pressing
.
STEP 4: Enter


x
1

by pressing
.
STEP 5: To determine the sum of the series press
.
3.
Evaluate





10
0
2
1
1
x
x
STEP 1: Bring up the summation symbol by pressing
.
STEP 2: Enter the lower
bound 0 by pressing
.
STEP 3: Enter the upper bound of 10 by pressing
.
STEP 4: Enter


1
1


x
by pressing
.
STEP 5: Enter
2
x
by pressing
.
STEP 6: To determine the sum of the series press
.
50