Rekenen met breuken

04 - 12 oefeningen

Vermenigvuldigen (1)
00du - Rekenen met breuken - basis - 108ms - data pool: #33020 (107ms)
Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3

Bereken.

1p

\(-\frac{5}{8} ⋅ -\frac{3}{4}\)

\(-\frac{5}{8} ⋅ -\frac{3}{4} = \frac{15}{32}\)

1p

Vermenigvuldigen (2)
00dv - Rekenen met breuken - basis - 1ms - data pool: #33020 (107ms)
Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3

Bereken.

1p

\(\frac{2}{3} ⋅ -2\frac{2}{5}\)

\(\frac{2}{3} ⋅ -2\frac{2}{5} = \frac{2}{3} ⋅ -\frac{12}{5} = -\frac{24}{15} = -\frac{8}{5} = -1\frac{3}{5}\)

1p

Vermenigvuldigen (3)
00dw - Rekenen met breuken - basis - 0ms - data pool: #33020 (107ms)
Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3

Bereken.

1p

\(-5\frac{1}{2} ⋅ 1\frac{3}{5}\)

\(-5\frac{1}{2} ⋅ 1\frac{3}{5} = -\frac{11}{2} ⋅ \frac{8}{5} = -\frac{88}{10} = -\frac{44}{5} = -8\frac{4}{5}\)

1p

Vermenigvuldigen (4)
00dx - Rekenen met breuken - basis - 0ms - data pool: #33020 (107ms)
Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3

Bereken.

1p

\(-2 ⋅ -1\frac{1}{6}\)

\(-2 ⋅ -1\frac{1}{6} = -\frac{2}{1} ⋅ -\frac{7}{6} = \frac{14}{6} = \frac{7}{3} = 2\frac{1}{3}\)

1p

Delen (1)
00dy - Rekenen met breuken - basis - 140ms - data pool: #43684 (140ms)
Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3

Bereken.

1p

\(\frac{5}{6} : \frac{1}{6}\)

\(\frac{5}{6} : \frac{1}{6} = \frac{5}{6} ⋅ \frac{6}{1} = \frac{30}{6} = \frac{5}{1} = 5\)

1p

Delen (2)
00dz - Rekenen met breuken - basis - 1ms - data pool: #43684 (140ms)
Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3

Bereken.

1p

\(-2\frac{1}{2} : -\frac{8}{9}\)

\(-2\frac{1}{2} : -\frac{8}{9} = -\frac{5}{2} : -\frac{8}{9} = -\frac{5}{2} ⋅ -\frac{9}{8} = \frac{45}{16} = 2\frac{13}{16}\)

1p

Delen (3)
00e0 - Rekenen met breuken - basis - 0ms - data pool: #43684 (140ms)
Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3

Bereken.

1p

\(-1\frac{3}{5} : -1\frac{4}{7}\)

\(-1\frac{3}{5} : -1\frac{4}{7} = -\frac{8}{5} : -\frac{11}{7} = -\frac{8}{5} ⋅ -\frac{7}{11} = \frac{56}{55} = 1\frac{1}{55}\)

1p

Delen (4)
00e1 - Rekenen met breuken - basis - 0ms - data pool: #43684 (140ms)
Getal & Ruimte (13e editie) - 2 havo/vwo - 1.3

Bereken.

1p

\(-4 : 1\frac{5}{8}\)

\(-4 : 1\frac{5}{8} = -\frac{4}{1} : \frac{13}{8} = -\frac{4}{1} ⋅ \frac{8}{13} = -\frac{32}{13} = -2\frac{6}{13}\)

1p

Optellen (1)
00dq - Rekenen met breuken - basis - 248ms - data pool: #40460 (248ms)

Bereken.

1p

\(-\frac{3}{4} + 5\frac{1}{4}\)

\(-\frac{3}{4} + 5\frac{1}{4} = -\frac{3}{4} + \frac{21}{4} = \frac{18}{4} = \frac{9}{2} = 4\frac{1}{2}\)

1p

Optellen (2)
00dr - Rekenen met breuken - basis - 1ms - data pool: #40460 (248ms)

Bereken.

1p

\(-\frac{8}{9} + \frac{6}{7}\)

\(-\frac{8}{9} + \frac{6}{7} = {-56 \over 63} + {54 \over 63} = -\frac{2}{63}\)

1p

Optellen (3)
00ds - Rekenen met breuken - basis - 0ms - data pool: #40460 (248ms)

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

Optellen (4)
00dt - Rekenen met breuken - basis - 0ms - data pool: #40460 (248ms)

Bereken.

1p

\(1\frac{1}{4} - 1\frac{1}{6}\)

\(1\frac{1}{4} - 1\frac{1}{6} = \frac{5}{4} - \frac{7}{6} = {15 \over 12} - {14 \over 12} = \frac{1}{12}\)

1p

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