3 klass uroki 1_10

4 1. dvuznachnie chisla, komponenti deystviy, svoystva deystviy. skvoznaya tema: respublika uzbekistan. povtorenie. chisla 1 – 100 skladivat chisla nujno po razryadam. esli summa tsifr v razryade bolshe 10, to v etom razryade ostavlyaem edinitsi summi, a chislo desyatkov pribavlyaem k sleduyushemu razryadu. 1. vichislite. 90 + 60 80 + 30 140 – 70 150 – 80 70 + 50 80 + 90 130 – 40 130 – 70 2. reshite stolbikom. 28 42 54 67 49 71 35 19 39 8 4 26+ + +– – – 4. naydite summu vsex dvuznachnix chisel, sostavlennix iz tsifr 3 i 4. 3. reshite uravneniya. naydite v tablitse bukvi, sootvetstvuyushie kornyam uravneniya. kak nazivalsya v drevnosti gorod tashkent? x + 46 = …

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