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 \(-\frac{6}{7} ⋅ \frac{2}{9}\) |
○ \(-\frac{6}{7} ⋅ \frac{2}{9} = -\frac{12}{63} = -\frac{4}{21}\) 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 \(-2\frac{6}{7} ⋅ \frac{3}{4}\) |
○ \(-2\frac{6}{7} ⋅ \frac{3}{4} = -\frac{20}{7} ⋅ \frac{3}{4} = -\frac{60}{28} = -\frac{15}{7} = -2\frac{1}{7}\) 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 \(2\frac{1}{4} ⋅ 5\frac{1}{2}\) |
○ \(2\frac{1}{4} ⋅ 5\frac{1}{2} = \frac{9}{4} ⋅ \frac{11}{2} = \frac{99}{8} = 12\frac{3}{8}\) 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 \(\frac{7}{9} ⋅ -2\) |
○ \(\frac{7}{9} ⋅ -2 = \frac{7}{9} ⋅ -\frac{2}{1} = -\frac{14}{9} = -1\frac{5}{9}\) 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 \(-\frac{5}{9} : -\frac{7}{8}\) |
○ \(-\frac{5}{9} : -\frac{7}{8} = -\frac{5}{9} ⋅ -\frac{8}{7} = \frac{40}{63}\) 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 \(-\frac{1}{2} : -1\frac{5}{6}\) |
○ \(-\frac{1}{2} : -1\frac{5}{6} = -\frac{1}{2} : -\frac{11}{6} = -\frac{1}{2} ⋅ -\frac{6}{11} = \frac{6}{22} = \frac{3}{11}\) 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 \(-2\frac{3}{4} : 1\frac{5}{9}\) |
○ \(-2\frac{3}{4} : 1\frac{5}{9} = -\frac{11}{4} : \frac{14}{9} = -\frac{11}{4} ⋅ \frac{9}{14} = -\frac{99}{56} = -1\frac{43}{56}\) 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 \(\frac{4}{5} : 6\) |
○ \(\frac{4}{5} : 6 = \frac{4}{5} : \frac{6}{1} = \frac{4}{5} ⋅ \frac{1}{6} = \frac{4}{30} = \frac{2}{15}\) 1p |
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Optellen (1)
00dq - Rekenen met breuken - basis - 146ms - data pool: #40460 (145ms)
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Bereken. 1p \(5\frac{1}{3} + 1\frac{1}{3}\) |
○ \(5\frac{1}{3} + 1\frac{1}{3} = \frac{16}{3} + \frac{4}{3} = \frac{20}{3} = 6\frac{2}{3}\) 1p |
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Optellen (2)
00dr - Rekenen met breuken - basis - 1ms - data pool: #40460 (145ms)
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Bereken. 1p \(\frac{3}{5} - \frac{2}{3}\) |
○ \(\frac{3}{5} - \frac{2}{3} = {9 \over 15} - {10 \over 15} = -\frac{1}{15}\) 1p |
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Optellen (3)
00ds - Rekenen met breuken - basis - 0ms - data pool: #40460 (145ms)
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Bereken. 1p \(2\frac{1}{2} - 2\frac{1}{6}\) |
○ \(2\frac{1}{2} - 2\frac{1}{6} = \frac{5}{2} - \frac{13}{6} = {15 \over 6} - {13 \over 6} = \frac{2}{6} = \frac{1}{3}\) 1p |
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Optellen (4)
00dt - Rekenen met breuken - basis - 0ms - data pool: #40460 (145ms)
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Bereken. 1p \(-\frac{5}{6} - \frac{5}{9}\) |
○ \(-\frac{5}{6} - \frac{5}{9} = {-15 \over 18} - {10 \over 18} = -\frac{25}{18} = -1\frac{7}{18}\) 1p |