Rekenen met breuken
04 - 12 oefeningen
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Vermenigvuldigen (1)
00du - Rekenen met breuken - basis - 139ms - data pool: #33020 (138ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(-\frac{2}{7} ⋅ \frac{3}{8}\) |
○ \(-\frac{2}{7} ⋅ \frac{3}{8} = -\frac{6}{56} = -\frac{3}{28}\) 1p |
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Vermenigvuldigen (2)
00dv - Rekenen met breuken - basis - 1ms - data pool: #33020 (138ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(-9\frac{1}{2} ⋅ -\frac{1}{4}\) |
○ \(-9\frac{1}{2} ⋅ -\frac{1}{4} = -\frac{19}{2} ⋅ -\frac{1}{4} = \frac{19}{8} = 2\frac{3}{8}\) 1p |
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Vermenigvuldigen (3)
00dw - Rekenen met breuken - basis - 0ms - data pool: #33020 (138ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(1\frac{1}{3} ⋅ 2\frac{2}{9}\) |
○ \(1\frac{1}{3} ⋅ 2\frac{2}{9} = \frac{4}{3} ⋅ \frac{20}{9} = \frac{80}{27} = 2\frac{26}{27}\) 1p |
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Vermenigvuldigen (4)
00dx - Rekenen met breuken - basis - 0ms - data pool: #33020 (138ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(3 ⋅ \frac{2}{5}\) |
○ \(3 ⋅ \frac{2}{5} = \frac{3}{1} ⋅ \frac{2}{5} = \frac{6}{5} = 1\frac{1}{5}\) 1p |
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Delen (1)
00dy - Rekenen met breuken - basis - 299ms - data pool: #43684 (298ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(-\frac{2}{9} : \frac{7}{8}\) |
○ \(-\frac{2}{9} : \frac{7}{8} = -\frac{2}{9} ⋅ \frac{8}{7} = -\frac{16}{63}\) 1p |
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Delen (2)
00dz - Rekenen met breuken - basis - 1ms - data pool: #43684 (298ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(\frac{1}{9} : -1\frac{1}{7}\) |
○ \(\frac{1}{9} : -1\frac{1}{7} = \frac{1}{9} : -\frac{8}{7} = \frac{1}{9} ⋅ -\frac{7}{8} = -\frac{7}{72}\) 1p |
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Delen (3)
00e0 - Rekenen met breuken - basis - 0ms - data pool: #43684 (298ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(1\frac{2}{3} : 2\frac{2}{3}\) |
○ \(1\frac{2}{3} : 2\frac{2}{3} = \frac{5}{3} : \frac{8}{3} = \frac{5}{3} ⋅ \frac{3}{8} = \frac{15}{24} = \frac{5}{8}\) 1p |
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Delen (4)
00e1 - Rekenen met breuken - basis - 0ms - data pool: #43684 (298ms)
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Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3 |
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Bereken. 1p \(10 : -3\frac{1}{5}\) |
○ \(10 : -3\frac{1}{5} = \frac{10}{1} : -\frac{16}{5} = \frac{10}{1} ⋅ -\frac{5}{16} = -\frac{50}{16} = -\frac{25}{8} = -3\frac{1}{8}\) 1p |
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Optellen (1)
00dq - Rekenen met breuken - basis - 146ms - data pool: #40460 (145ms)
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Bereken. 1p \(1\frac{2}{5} - 1\frac{1}{5}\) |
○ \(1\frac{2}{5} - 1\frac{1}{5} = \frac{7}{5} - \frac{6}{5} = \frac{1}{5}\) 1p |
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Optellen (2)
00dr - Rekenen met breuken - basis - 1ms - data pool: #40460 (145ms)
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Bereken. 1p \(-\frac{6}{7} - \frac{5}{6}\) |
○ \(-\frac{6}{7} - \frac{5}{6} = {-36 \over 42} - {35 \over 42} = -\frac{71}{42} = -1\frac{29}{42}\) 1p |
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Optellen (3)
00ds - Rekenen met breuken - basis - 0ms - data pool: #40460 (145ms)
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Bereken. 1p \(-\frac{5}{6} - \frac{2}{3}\) |
○ \(-\frac{5}{6} - \frac{2}{3} = {-5 \over 6} - {4 \over 6} = -\frac{9}{6} = -\frac{3}{2} = -1\frac{1}{2}\) 1p |
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Optellen (4)
00dt - Rekenen met breuken - basis - 0ms - data pool: #40460 (145ms)
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Bereken. 1p \(-\frac{3}{4} + 1\frac{1}{6}\) |
○ \(-\frac{3}{4} + 1\frac{1}{6} = -\frac{3}{4} + \frac{7}{6} = {-9 \over 12} + {14 \over 12} = \frac{5}{12}\) 1p |