User manual

29
Calculation Examples
The following shows a number of examples that illustrate how to use Calculator.
V 0.
53 + 123 – 63 = 53 : 123 ; 63 > 113.
963 × (23 – 56) = 23 ; 56 < 963 > –31’779.
(56 × 3 – 89) ÷ 5.2 + 63 = 56 < 3 ; 89 = 5.2
: 63 > 78.1923076923
1234567890 × 741852 = 1234567890 < 741852 > E 915.866658332
i 915.866658332
V 0.
3 × 5 = 3 S < 5 > 8.6602540378
12 + 23 = 23 : : 12 > K+ 35
45 + 23 = 45 > K+ 68.
78 + 23 = 78 > K+ 101.
7 – 5.6 = 5.6 ; ; 7 > K– 1.4
2 – 5.6 = 2 > K– –3.6
2.3 × 12 = 12 < < 2.3 > K× 27.6
4.5 × 12 = 4.5 > K× 54.
45 ÷ 9.6 = 9.6 = = 45 > K+ 4.6875
78 ÷ 9.6 = 78 > K+ 8.125
12% of 1500 1500 < 12 . 180.
Percentage of 660 against 880 660 = 880 . 75.
15% add-on of 2500 2500 < 15 . : 2’875.
25% discount of 3500 3500 < 25 . ; 2’625.
480 : 25 . 640.
; 160.
100 ; 80 . 25.
80 × 9 = 720 80 < 9 M720. 720.
–) 50 × 6 = 300 50 < 6 M420. 300.
20 × 3= 60 20 < 3 M480. 60.
480 M480. 480.
What will the selling price and
profit be when the purchasing
price of an item is $480 and the
profit rate to the selling price is
25%?
If you made $80 last week and
$100 this week, what is the
percent increase?