Okuqukethwe
Kulolu shicilelo, sizocubungula izici eziyisi-8 eziyisisekelo zokuhlukaniswa kwezinombolo zemvelo, ezihambisana nazo nezibonelo zokuqonda kangcono indaba yethiyori.
Izakhiwo zokuhlukanisa izinombolo
Impahla 1
I-quotient yokuhlukanisa inombolo engokwemvelo ngokwayo ilingana neyodwa.
a: a = 1
izibonelo:
- 9:9 = 1
- 26:26 = 1
- 293:293 = 1
Impahla 2
Uma inombolo yemvelo ihlukaniswa ngeyodwa, umphumela uba inombolo efanayo.
a: 1 =a
izibonelo:
- 17:1 = 17
- 62:1 = 62
- 315:1 = 315
Impahla 3
Uma kuhlukaniswa izinombolo ezingokwemvelo, umthetho wokuguqula awukwazi ukusetshenziswa, ovumeleke ku-.
a: b ≠ b: a
izibonelo:
- 84 : 21 ≠ 21 : 84
- 440 : 4 ≠ 4 : 440
Impahla 4
Uma ufuna ukuhlukanisa isamba sezinombolo ngenombolo enikeziwe, udinga ukwengeza i-quotient yokuhlukanisa isifinyezo ngasinye ngenombolo enikeziwe.
Hlehlisa isakhiwo:
izibonelo:
(45 + 18) : 3 =45 : 3 + 18: 3 (28 + 77 + 140) : 7 =28 : 7 + 77 : 7 + 140: 7 120 : (6 + 20) =120 : 6 + 120: 20
Impahla 5
Lapho uhlukanisa umehluko wezinombolo ngenombolo enikeziwe, udinga ukususa i-quotient ekuhlukaniseni i-subtrahend ngenombolo enikeziwe kusukela ku-quotient ekuhlukaniseni i-minuend ngale nombolo.
Hlehlisa isakhiwo:
izibonelo:
(60 – 30) : 2 =60: 2–30: 2 (150 – 50 – 15) : 5 =150 : 5 – 50 : 5 – 15 : 5 360 : (90 - 15) =360: 90–360: 15
Impahla 6
Ukwehlukanisa umkhiqizo wezinombolo ngenye enikeziwe kuyefana nokuhlukanisa isici esisodwa ngale nombolo, bese uphindaphinda umphumela ngomunye.
Uma inombolo ehlukaniswa ngayo ilingana neyodwa yezici:
- (a ⋅ b) : a = b
- (a ⋅ b) : b = a
Hlehlisa isakhiwo:
izibonelo:
(90 ⋅ 36) : 9 =(90 : 9) ⋅ 36 =(36 : 9) ⋅ 90 180 : (90 ⋅ 2) =180: 90:2 =180: 2:90
Impahla 7
Uma udinga i-quotient yokuhlukaniswa kwezinombolo a и b hlukanisa ngenombolo c, kusho ukuthi a ingahlukaniswa b и c.
Hlehlisa isakhiwo:
izibonelo:
(16 :4) : 2 =16 : (4 ⋅ 2) 96 : (80 :10) =(96 : 80) ⋅ 10
Impahla 8
Uma uziro ehlukaniswa ngenombolo yemvelo, umphumela uba uziro.
0:a =0
izibonelo:
- 0:17 = 0
- 0:56 = 56
Qaphela: Awukwazi ukuhlukanisa inombolo ngoziro.