TL:
1000 + 1000 + 1000 + 1000 + 1000 + 1000 + 1000 + 1000 + 1000 + 1000 = 10.000
câu trả lời:10000
9000000000000000000000000 nhân 300000000000000000000 =
1000 + 1000 + 1000 + 1000 + 1000 + 1000 + 1000 + 1000 + 1000 + 1000 =10000
bàng 10000 nhé bn!