[tex]zadanie \:2 \\ 75 = 75 \times 3.9191 = 293.93 \: zl\\ 250 = 250 \times 4.2326 = 1058.15 \: zl \\ \\ 75 = 75 \times 3.9781 = 298.36 \: zl \\ 120 \: i \: 10 = 120 \times 3.8927 + 10 \times 5.0205 = \\ = 467.12 + 50.20 = 517.32[/tex]
[tex]zadanie \: 3 \\ 12.09 - 6.81= 5.28 \\ 0.607+ 0.68 = 1.287 \\ 45.9 \div 1.7 = 27 \\ 27.589 \times 4.5 = 124.1505 \\ 32.51 -25.61 = 6.9 \\ 263.5 \div 15.5= 17 \\ 4.8 \times 6.987= 33.5376 \\ 41.46- 12.59 = 28.87[/tex]
[tex]zadan ie \: 4 \\ \frac{17}{59} < \frac{25}{82} \: | \: \frac{1 \: 394 |1 \: 475 }{4 \: 838} \\ \\ \frac{258}{631} < \frac{173}{398} \: | \: \frac{102 \: 684 |109 \: 163 }{251 \: 138} \\ \\ \frac{11}{565} < \frac{98}{4228} \: | \: \frac{46 \: 508 | 55 \: 370}{2 \: 388 \: 820} [/tex]
[tex]zadanie \: 5 \\ 60m = 600cm \\ 600cm \div 109 = 5.50cm \\ odp - dlugosc \: kroku \: jasia \: wynosi \: 5.50cm \\ \\ 466 \times 5.50cm =2 \: 563 cm \\ 2 \: 563cm \div 100 = 25.63m \\ odp - jasiu \: ze \: szkoly \: do \: domu \: ma \: 25.63m[/tex]
[tex]zadanie \: 6 \\ 9 \: 064 \: 300 \div 33 = 274 \: 675.7576 = 275 \: 000\\ \\ 38.5 \times 1 \: 000 \: 000 = 38 \: 500 \: 0 00 \\ 38 \: 500 \: 000 \div 33 = 1 \: 166 \: 666.667 = 1 \: 166 \: 667[/tex]
[tex]zadanie \: 7 \\ 2 \: 290 \: 000 \div 185 \: 000 = 12\\ \\100 \: uczniow \: to \: - x \\ \\ \times = \frac{100 \times 185 \: 000}{2 \: 290 \: 000} = \frac{100 \times 185}{2290} = \\ \\ = \frac{10 \times 185}{229} = \frac{1850}{229} = 8[/tex]
[tex]zadanie \: 8 \\ \frac{4}{999} = 0.(004) \\ \\ \frac{11}{999} =0.(011) \\ \\ \frac{127}{999} = 0.(127) \\ \\ \\ \frac{7}{999} = 0.(007) \\ \\ \frac{29}{999} =0.(0.29) \\ \\ \frac{305}{999} = 0.(305)[/tex]
