Rebell PDC20 - Page 33

5–PL

= 0.125



 
0. 0. *
0. 0. C
3
3. 3. +
5
8. 5. +
1
1. 1. ÷
8. 8. *
8. =
0.125 0.125 *
8. Obliczenia z procentami
a) 1200 × = 60



 
0. 0. C
1200
1´200 1,200. ×
5
5. %
60. 60. *
b) × 100 = 62.5



 
0. 0. C
75
75. 75. ÷
120
120. %
62.5 62.5 *

a) 123 × (1 – ) = 116.85




 
0. 0. C
123
123. 123. ×
5
5. %
6.15 6.15 *
116.85 116.85 –%
(RED)
b) 456 × (1 + ) = 492.48



 
0. 0. C
456
456. 456. ×
8
8. %
36.48 36.48
492.48 492.48 +%

(2 × 3) + (4 × 5) – (6 ÷ 2) = 23.00



 
0. 0. M
2
2. 2. ×
3
3. =
M 6.00 6.00 M+
4
M
4. 4. ×
5
5. =
M 20.00 20.00 M+
6
M
6. 6. ÷