3.16 Om met desimale getalle te vermenigvuldig

Wiskunde

Meting en tyd

Massa

Opvoeders afdeling

Memorandum

1.

1.1 5,76

1.2 12 302,4

1.3 70,08

1.4 2,232

1.5 1 412,64

1.6 105,86

1.7 238,1

1.8 15,7

Leerders afdeling

Inhoud

Aktiwiteit: om met desimale getalle te vermenigvuldig

1. Soos jy seker reeds agtergekom het, is die hantering van desimale breuke baie belangrik in hierdie module. Hoe goed kan jy nog onthou wat ons in die vorige module gedoen het? Span jou geheue in en bereken die volgende sonder ‘n sakrekenaar:

1.1 3,2 × 1,8 =

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1.2 5 126 × 2,4 =

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1.3 21,9 × 3,2 =

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1.4 1,86 × 1,2 =

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1.5 32,4 × 43,6 =

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1.6 13,4 m × 7,9 m =

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1.7 285,72 ÷ 1,2 =

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1.8 2,355 ÷ 0,15 =

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