Rekenen met breuken
04 - 12 oefeningen
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Vermenigvuldigen (1)
00du - Rekenen met breuken - basis - 108ms - data pool: #33020 (107ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(-\frac{5}{9} ⋅ \frac{8}{9}\) |
○ \(-\frac{5}{9} ⋅ \frac{8}{9} = -\frac{40}{81}\) 1p |
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Vermenigvuldigen (2)
00dv - Rekenen met breuken - basis - 1ms - data pool: #33020 (107ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(-2\frac{3}{4} ⋅ -\frac{4}{5}\) |
○ \(-2\frac{3}{4} ⋅ -\frac{4}{5} = -\frac{11}{4} ⋅ -\frac{4}{5} = \frac{44}{20} = \frac{11}{5} = 2\frac{1}{5}\) 1p |
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Vermenigvuldigen (3)
00dw - Rekenen met breuken - basis - 0ms - data pool: #33020 (107ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(-1\frac{1}{3} ⋅ -2\frac{4}{7}\) |
○ \(-1\frac{1}{3} ⋅ -2\frac{4}{7} = -\frac{4}{3} ⋅ -\frac{18}{7} = \frac{72}{21} = \frac{24}{7} = 3\frac{3}{7}\) 1p |
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Vermenigvuldigen (4)
00dx - Rekenen met breuken - basis - 0ms - data pool: #33020 (107ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(2 ⋅ -\frac{4}{7}\) |
○ \(2 ⋅ -\frac{4}{7} = \frac{2}{1} ⋅ -\frac{4}{7} = -\frac{8}{7} = -1\frac{1}{7}\) 1p |
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Delen (1)
00dy - Rekenen met breuken - basis - 140ms - data pool: #43684 (140ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(\frac{2}{9} : -\frac{1}{2}\) |
○ \(\frac{2}{9} : -\frac{1}{2} = \frac{2}{9} ⋅ -\frac{2}{1} = -\frac{4}{9}\) 1p |
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Delen (2)
00dz - Rekenen met breuken - basis - 1ms - data pool: #43684 (140ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(4\frac{1}{3} : -\frac{1}{6}\) |
○ \(4\frac{1}{3} : -\frac{1}{6} = \frac{13}{3} : -\frac{1}{6} = \frac{13}{3} ⋅ -\frac{6}{1} = -\frac{78}{3} = -\frac{26}{1} = -26\) 1p |
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Delen (3)
00e0 - Rekenen met breuken - basis - 0ms - data pool: #43684 (140ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(-2\frac{2}{7} : -3\frac{1}{3}\) |
○ \(-2\frac{2}{7} : -3\frac{1}{3} = -\frac{16}{7} : -\frac{10}{3} = -\frac{16}{7} ⋅ -\frac{3}{10} = \frac{48}{70} = \frac{24}{35}\) 1p |
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Delen (4)
00e1 - Rekenen met breuken - basis - 0ms - data pool: #43684 (140ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(-3 : -4\frac{2}{3}\) |
○ \(-3 : -4\frac{2}{3} = -\frac{3}{1} : -\frac{14}{3} = -\frac{3}{1} ⋅ -\frac{3}{14} = \frac{9}{14}\) 1p |
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Optellen (1)
00dq - Rekenen met breuken - basis - 248ms - data pool: #40460 (248ms)
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Bereken. 1p \(-\frac{7}{9} - \frac{7}{9}\) |
○ \(-\frac{7}{9} - \frac{7}{9} = -\frac{14}{9} = -1\frac{5}{9}\) 1p |
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Optellen (2)
00dr - Rekenen met breuken - basis - 1ms - data pool: #40460 (248ms)
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Bereken. 1p \(1\frac{7}{8} - 1\frac{4}{7}\) |
○ \(1\frac{7}{8} - 1\frac{4}{7} = \frac{15}{8} - \frac{11}{7} = {105 \over 56} - {88 \over 56} = \frac{17}{56}\) 1p |
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Optellen (3)
00ds - Rekenen met breuken - basis - 0ms - data pool: #40460 (248ms)
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Bereken. 1p \(\frac{2}{3} + \frac{1}{6}\) |
○ \(\frac{2}{3} + \frac{1}{6} = {4 \over 6} + {1 \over 6} = \frac{5}{6}\) 1p |
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Optellen (4)
00dt - Rekenen met breuken - basis - 0ms - data pool: #40460 (248ms)
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Bereken. 1p \(2\frac{3}{4} - \frac{1}{6}\) |
○ \(2\frac{3}{4} - \frac{1}{6} = \frac{11}{4} - \frac{1}{6} = {33 \over 12} - {2 \over 12} = \frac{31}{12} = 2\frac{7}{12}\) 1p |