3-sinf prezintatsiya

ko‘paytirishni tekshirish 1. tekshirishni tushuntiring: 90 · 70 = 6300 tekshirish: 6300 : 90 = 70 yoki 6300 : 70 = 90. 2. ko‘paytirishni bajaring va natijani tekshiring: 20 · 14 40 · 17 60 · 13 12 · 80 23 · 3 18 · 50 14 · 70 90 · 11 ? 4. 170 + a = 869 c – 841 = 1708 760 – b = 463 2 · x = 860 5. abcdk beshburchak chizing. unda bk va ad kesmalarni o‘tkazing. kesmalar kesishgan nuqtani m harfi bilan belgilang. a b c d k 7. shakllarning tomonlarini o‘lchab, ularning perimetrini toping: uyga vazifa 6. ko‘paytirishni bajaring va natijani tekshiring: 30 · 13 50 · 19 80 · 11 …

Bu fayl PPTX formatida 5 sahifadan iborat (2,0 MB). "3-sinf prezintatsiya"ni yuklab olish uchun chap tomondagi Telegram tugmasini bosing.