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Arbeidsark: Brøk

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Brøk
Nivå 2 · Ulike nevnere
Regn ut. Svar på enklest mulig form.
1.
45+13=‾\frac{4}{5} + \frac{1}{3} = \underline{\hspace{4.5em}}
2.
14+12=‾\frac{1}{4} + \frac{1}{2} = \underline{\hspace{4.5em}}
3.
34−710=‾\frac{3}{4} - \frac{7}{10} = \underline{\hspace{4.5em}}
4.
110+13=‾\frac{1}{10} + \frac{1}{3} = \underline{\hspace{4.5em}}
5.
45−29=‾\frac{4}{5} - \frac{2}{9} = \underline{\hspace{4.5em}}
6.
910+34=‾\frac{9}{10} + \frac{3}{4} = \underline{\hspace{4.5em}}
7.
47−512=‾\frac{4}{7} - \frac{5}{12} = \underline{\hspace{4.5em}}
8.
15+78=‾\frac{1}{5} + \frac{7}{8} = \underline{\hspace{4.5em}}
9.
4−78=‾4 - \frac{7}{8} = \underline{\hspace{4.5em}}
10.
1−35=‾1 - \frac{3}{5} = \underline{\hspace{4.5em}}
Fasit
Brøk · Nivå 2 · Ulike nevnere
1.1715=1215\frac{17}{15} = 1\tfrac{2}{15}
2.34\frac{3}{4}
3.120\frac{1}{20}
4.1330\frac{13}{30}
5.2645\frac{26}{45}
6.3320=11320\frac{33}{20} = 1\tfrac{13}{20}
7.1384\frac{13}{84}
8.4340=1340\frac{43}{40} = 1\tfrac{3}{40}
9.258=318\frac{25}{8} = 3\tfrac{1}{8}
10.25\frac{2}{5}