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 \(\frac{2}{7} ⋅ \frac{2}{5}\) |
○ \(\frac{2}{7} ⋅ \frac{2}{5} = \frac{4}{35}\) 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 \(-\frac{3}{4} ⋅ -1\frac{7}{9}\) |
○ \(-\frac{3}{4} ⋅ -1\frac{7}{9} = -\frac{3}{4} ⋅ -\frac{16}{9} = \frac{48}{36} = \frac{4}{3} = 1\frac{1}{3}\) 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 \(3\frac{3}{4} ⋅ 1\frac{1}{4}\) |
○ \(3\frac{3}{4} ⋅ 1\frac{1}{4} = \frac{15}{4} ⋅ \frac{5}{4} = \frac{75}{16} = 4\frac{11}{16}\) 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 \(8 ⋅ -2\frac{1}{2}\) |
○ \(8 ⋅ -2\frac{1}{2} = \frac{8}{1} ⋅ -\frac{5}{2} = -\frac{40}{2} = -\frac{20}{1} = -20\) 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 \(\frac{1}{3} : -\frac{1}{3}\) |
○ \(\frac{1}{3} : -\frac{1}{3} = \frac{1}{3} ⋅ -\frac{3}{1} = -\frac{3}{3} = -\frac{1}{1}\) 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 \(1\frac{1}{4} : \frac{5}{9}\) |
○ \(1\frac{1}{4} : \frac{5}{9} = \frac{5}{4} : \frac{5}{9} = \frac{5}{4} ⋅ \frac{9}{5} = \frac{45}{20} = \frac{9}{4} = 2\frac{1}{4}\) 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 \(-4\frac{1}{2} : -2\frac{2}{7}\) |
○ \(-4\frac{1}{2} : -2\frac{2}{7} = -\frac{9}{2} : -\frac{16}{7} = -\frac{9}{2} ⋅ -\frac{7}{16} = \frac{63}{32} = 1\frac{31}{32}\) 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 \(3 : 3\frac{1}{4}\) |
○ \(3 : 3\frac{1}{4} = \frac{3}{1} : \frac{13}{4} = \frac{3}{1} ⋅ \frac{4}{13} = \frac{12}{13}\) 1p |
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Optellen (1)
00dq - Rekenen met breuken - basis - 146ms - data pool: #40460 (145ms)
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Bereken. 1p \(2\frac{3}{7} - 2\frac{5}{7}\) |
○ \(2\frac{3}{7} - 2\frac{5}{7} = \frac{17}{7} - \frac{19}{7} = -\frac{2}{7}\) 1p |
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Optellen (2)
00dr - Rekenen met breuken - basis - 1ms - data pool: #40460 (145ms)
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Bereken. 1p \(-\frac{2}{9} - \frac{3}{7}\) |
○ \(-\frac{2}{9} - \frac{3}{7} = {-14 \over 63} - {27 \over 63} = -\frac{41}{63}\) 1p |
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Optellen (3)
00ds - Rekenen met breuken - basis - 0ms - data pool: #40460 (145ms)
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Bereken. 1p \(-\frac{1}{2} - \frac{5}{6}\) |
○ \(-\frac{1}{2} - \frac{5}{6} = {-3 \over 6} - {5 \over 6} = -\frac{8}{6} = -\frac{4}{3} = -1\frac{1}{3}\) 1p |
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Optellen (4)
00dt - Rekenen met breuken - basis - 0ms - data pool: #40460 (145ms)
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Bereken. 1p \(-3\frac{1}{6} - \frac{1}{9}\) |
○ \(-3\frac{1}{6} - \frac{1}{9} = -\frac{19}{6} - \frac{1}{9} = {-57 \over 18} - {2 \over 18} = -\frac{59}{18} = -3\frac{5}{18}\) 1p |