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14
Mastering the Calculator using the Sharp EL-531LH
Exercise 5
Complete the following without using the calculator
2
(a)
7
=
2
(b)
7
=
2
(c)
10
=
2
(d)
=
10
2
(e)
=
625
2
(f)
=
144
(g)
64
=
(h)
121
=
(i)
225
=
Check your answers on the calculator.
__________________________________________________________________________
2
,
because 8
=
,
because
=
,
because
=
121
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