You are here: Home » Content » Wiskunde Graad 7 » Getallepatrone (Hoofrekentoets)
Memorandum7.a) 96b) 61c) 53d) 13e) 12f) 54g) 82h) 24i) 80j) 178k) 2 700l) R90m) R60,80n) 24 000o) 90p) R237q) r) s) t) 34.25word elke keer een meer (+1) word elke keer 7 meer (+7) word 8 meer (+8)8.4 word 6 meer (+6)6; 27; 48 24; 27; 30Totaal verskil27; 278.5.4 Totale is dieselfdedis presies dieselfde as bogenoemde
InhoudAKTIWITEIT: Getallepatrone (Hoofrekentoets) [LU 2.2] Kom ons kyk eers hoe vaar jy in die volgende hoofrekentoets. Probeer om dit in minder as 2 minute te voltooi.a) 12 × 8 = _________________b) 23 + 38 = _________________c) 48 + _________________ = 61d) 132 ÷ _________________ = 11e) 71 – 18 = _________________f) _________________ ÷ 6 = 9g) 63 + 19 = _________________h) 39 + . _________________ = 63i) 7 × _________________ = 560j) Verdubbel 89: _________________k) 90 × 30 = _________________l) R4,50 × 20 = _________________m) 400 × 60 = _________________n) 2 700 ÷ . _________________ = 30o) R6,08 × 10 = _________________p) R2,37 × 100 = _________________q) 3/8 of 64 = _________________r) 4/5 of 45 = _________________s) 6/7 of 42 = _________________t) Halveer 68,5: _________________Ek het . ________________________________________. reg.Kleur die regte gesiggie in: Ek voelTabel 1
8. Kyk na die interessante patrone wat ons in die kalender vind.Werk saam met ’n maat en bespreek:Figuur 1a) Watter patroon sien julle in elke ry? (horisontaal)_______________________________________________________________________________________________________________________________________________________________________________________________________________b) Watter patroon is daar in elke kolom? (vertikaal)__________________________________________________________________________________________________________________________________________c) Watter patrone sien julle in die diagonaal (skuins) van links na regs?__________________________________________________________________________________________________________________________________________d) Watter patroon is daar in die diagonaal (skuins) van regs na links?__________________________________________________________________________________________________________________________________________e) Kyk na die donker blok in die kalender. Bepaal nou:f) die som van elke ry: ________________________________________________g) die som van elke kolom: _____________________________________________Wat merk julle op?_______________________________________________h) Die som van die diagonale: ___________________________________________w Wat merk julle op?____________________________________________________________i) Toets dit vir enige ander “blok” van getalle op die kalender. Wat is julle gevolgtrekking?______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
« Previous module in collection Getallepatrone
Next module in collection » Getallepatrone (Vierkantgetalle)
This work is licensed by Siyavula Uploaders under a Creative Commons Attribution License (CC-BY 3.0), and is an Open Educational Resource. Last edited by Siyavula Uploaders on Apr 16, 2009 10:46 am -0500. Add to a lens