Guerrero Ball
04/15/2023 · Primary School
Nhẩm xem kết quả pl đây là đúng? (A) \( 12 \cdot 11=122 \). (B) \( 13 \cdot 99=1170 \). (C) \( 14 \cdot 99=1386 \). (D) \( 45 \cdot 9=415 \).
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Chỉ có phép tính (C) là đúng.
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