11 dan 20 gacha sonlar: o‘nlik va birliklar
Javoblar ota-onalar va o‘qituvchilar uchun.
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11 dan 20 gacha sonlarni yozing, keyin 20 dan 11 gacha teskari yozing.
11, 12, …, 20 · 20, 19, …, 11
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Xona qo‘shiluvchilari bilan yozing: 12, 15, 18, 20
10 + 2, 10 + 5, 10 + 8, 10 + 10
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Hisoblang: 8 + 3, 7 + 5, 9 + 5, 6 + 6
11, 12, 14, 12
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Hisoblang: 12 − 2, 14 − 4, 13 − 10, 11 − 1
10, 10, 3, 10
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Masala: Bog‘da 10 tup olma va 3 tup nok bor. Jami nechta daraxt?
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