10.
a)
[tex]1,75+\frac{5}{6} =1 \frac{75}{100} + \frac{5}{6}= 1\frac{15}{20}+ \frac{5}{6} =1\frac{90}{120} +\frac{100}{120} =1\frac{190}{120} =2\frac{70}{120}=2\frac{7}{12}[/tex]Odpowiedź:
8.
0,3 × 100 = 30
30 ÷ 1000 = 0,03
0,3 ÷ 100 = 0,003
0,003 × 10 000 = 30
9.
75,420+9,514=84,934
24,8×0,73=18,104
58,89÷15=3,926
95,300-87,816=7,484
10.
a)
[tex]0,85-\frac{1}{4} = 0,85-0,25=0,60[/tex]
[tex]1,75+\frac{5}{6} =\frac{15}{20}+\frac{5}{6}= 1\frac{90}{120} +\frac{100}{120}= 2\frac{7}{12}[/tex]
b)
[tex]\frac{5}{4} * 0,4= \frac{5}{4}* \frac{4}{10} =\frac{5}{10}=\frac{1}{2}[/tex]
[tex]\frac{0,75}{\frac{1}{8} }=\frac{0,750}{0,125} = \frac{750}{125} =6[/tex]
Szczegółowe wyjaśnienie:
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