2+3=5
4+3=7
1-2=-1
2-2=0
3x4=12
3x6=18
8÷4=2
7÷4=1.75
4.Percentage/Porcentaje/Pourcentage/Porcentagem/Prozentsatz/Perce
ntuale/Percentage/百分比/Persen/Procent/Procent/Процент/اﻟﺨﺼﻢ
300x27%=81
11.2/56x100%=20%
300+(300x40%)=420
300-(300x40%)=180
1400x12%=168
1400x15%=210
5.Power & Reciprocal/Potencia e inversa /Puissance & Réciproque
/Força e Reciprocidade /Leistung & Reziproke/Power& Reciproco
/Machtsverheffen & Omkeren/乘幂与倒数/Berdaya dan Timbal
balik/Potęga i odwrotność/Strøm & Tilbagestrømning/Включение и
обратное/ﻃﺎﻗﺔ و ﻣﺘﺒﺎدل
4
5
=625
1/2=0.5
1
=0.125
2x3+2
2 [+] 3 [=]
4 [=]
1 [-] 2 [=]
2 [=]
3 [x] 4 [=]
6 [=]
8 [÷] 4 [=]
7 [=]
300 [x] 27 [%]
11.2 [÷] 56 [%]
300 [+] 40 [%]
300 [-] 40 [%]
1400 [x] 12 [%]
15 [%]
5 [x] [=] [=] [=]
2 [÷] [=]
2 [x] 3 [+] 2 [÷] [=]
=
=
=
=
=
=
=
=
%
%
%
%
%
%
=
=
=
5.
7.
-1.
0.
12.
18.
2.
1.75.
81.
20.
420.
180.
168.
210.
625.
0.5
0.125