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 \(-\frac{3}{5} ⋅ \frac{1}{3}\) |
○ \(-\frac{3}{5} ⋅ \frac{1}{3} = -\frac{3}{15} = -\frac{1}{5}\) 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 \(\frac{6}{7} ⋅ 4\frac{2}{3}\) |
○ \(\frac{6}{7} ⋅ 4\frac{2}{3} = \frac{6}{7} ⋅ \frac{14}{3} = \frac{84}{21} = \frac{4}{1} = 4\) 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 \(-1\frac{1}{2} ⋅ 2\frac{5}{7}\) |
○ \(-1\frac{1}{2} ⋅ 2\frac{5}{7} = -\frac{3}{2} ⋅ \frac{19}{7} = -\frac{57}{14} = -4\frac{1}{14}\) 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 \(2 ⋅ \frac{1}{7}\) |
○ \(2 ⋅ \frac{1}{7} = \frac{2}{1} ⋅ \frac{1}{7} = \frac{2}{7}\) 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 \(-\frac{7}{8} : \frac{2}{7}\) |
○ \(-\frac{7}{8} : \frac{2}{7} = -\frac{7}{8} ⋅ \frac{7}{2} = -\frac{49}{16} = -3\frac{1}{16}\) 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 \(\frac{1}{7} : 1\frac{4}{7}\) |
○ \(\frac{1}{7} : 1\frac{4}{7} = \frac{1}{7} : \frac{11}{7} = \frac{1}{7} ⋅ \frac{7}{11} = \frac{7}{77} = \frac{1}{11}\) 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 \(-1\frac{1}{4} : 2\frac{1}{2}\) |
○ \(-1\frac{1}{4} : 2\frac{1}{2} = -\frac{5}{4} : \frac{5}{2} = -\frac{5}{4} ⋅ \frac{2}{5} = -\frac{10}{20} = -\frac{1}{2}\) 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 \(-2 : 2\frac{1}{6}\) |
○ \(-2 : 2\frac{1}{6} = -\frac{2}{1} : \frac{13}{6} = -\frac{2}{1} ⋅ \frac{6}{13} = -\frac{12}{13}\) 1p |
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Optellen (1)
00dq - Rekenen met breuken - basis - 248ms - data pool: #40460 (248ms)
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Bereken. 1p \(-\frac{4}{7} + \frac{5}{7}\) |
○ \(-\frac{4}{7} + \frac{5}{7} = \frac{1}{7}\) 1p |
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Optellen (2)
00dr - Rekenen met breuken - basis - 1ms - data pool: #40460 (248ms)
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Bereken. 1p \(1\frac{1}{5} + 3\frac{1}{6}\) |
○ \(1\frac{1}{5} + 3\frac{1}{6} = \frac{6}{5} + \frac{19}{6} = {36 \over 30} + {95 \over 30} = \frac{131}{30} = 4\frac{11}{30}\) 1p |
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Optellen (3)
00ds - Rekenen met breuken - basis - 0ms - data pool: #40460 (248ms)
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Bereken. 1p \(\frac{1}{6} - \frac{1}{2}\) |
○ \(\frac{1}{6} - \frac{1}{2} = {1 \over 6} - {3 \over 6} = -\frac{2}{6} = -\frac{1}{3}\) 1p |
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Optellen (4)
00dt - Rekenen met breuken - basis - 0ms - data pool: #40460 (248ms)
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Bereken. 1p \(1\frac{5}{6} + \frac{4}{9}\) |
○ \(1\frac{5}{6} + \frac{4}{9} = \frac{11}{6} + \frac{4}{9} = {33 \over 18} + {8 \over 18} = \frac{41}{18} = 2\frac{5}{18}\) 1p |