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GRAAD 7 - WISKUNDE - HERSIENINGSGIDS - HELE JAAR SE WERK

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Enige Graad 7 ouer en leerder sal baie tevrede wees met hierdie pragtige 220+ bladsye Wiskunde hersieningsgids. Die gids is propvol hersieningsoefeninge, toetse, vraestelle, memorandums en behandel elke aspek van die Graad 7 kurrikulum. Geen Graad 7 leerder sal ooit weer soek en/of sukkel nie.

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GRAAD 7
WISKUNDE


HERSIENINGSGIDS
(HELE JAAR SE WERK)

, HOOFREKENE
Vermenigvuldiging tot by 12 x 12
Hersiening
1. a) 2×2=4 b) 3×2=6

c) 2×3=6 d) 3×3=9
e) 4×6=24 f) 6×4=24
g) 5×7=35 h) 7×5=35
i) 8×9=72 j) 9×8=72
k) 9×9=81 l) 6×6=36

2. 2×3=6.3×2=6
Jy kan die getalle se volgorde verander wanneer jy vermenigvuldig, en jy sal dieselfde produk (antwoord)
kry. Ja, dit is altyd waar.

3. a) 11×1=11 b) 11×2=22
c) 11×3=33 d) 11×4=44
e) 11×5=55 f) 11×6=66
g) 11×7=77 h) 11×8=88
i) 11×9=99 j) 11×10=110
k) 11×11=121 l) 11×12=132

4. Wanneer 11 met ’n eensyfergetal vermenigvuldig word, bestaan
die antwoord uit twee identiese syfers.

DIE VERWANTSKAP TUSSEN VERMENIGVULDIGING EN DELING


1. a) 7×8=56 \56÷7=8 of 56 ÷ 8 = 7
b) 8×9=72 \72÷8=9 of 72 ÷ 9 = 8
c) 10 ×11=110 \110÷10=11 of 110 ÷ 11 = 10
2. b) 8×4=32 4×8=32
32 ÷8=4 32 ÷ 4 = 8
c) 10 ×9=90 9×10=90
90 ÷10=9 90 ÷9=10
d) 12 ×6=72 6×12=72
72 ÷12=6 72 ÷ 6 = 12
e) 8×R11=R88 R11×8=R88
R88÷8=R11 R88÷R11=8
f) 5×6=30 6×5=30
30 ÷5=6 30 ÷ 6 = 5

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