Question

Câu 1

Tính nhẩm:

5 x10

5x 100

5x1000

32x 10

32x 100

32x 1000

183x 10

183x 100

183x 1000

307x 10

560x 100

105x 1000

Answer 1

5 × 10 = 50 5 × 100 = 500 5 × 1 000 = 5 000	32 × 10 = 320    32 × 100 = 3 200    32 × 1 000 = 32 000
183 × 10 = 1 830 183 × 100 = 18 300 183 × 1 000 = 183 000	307 × 10 = 3 070    560 × 100 = 56 000    105 × 1 000 = 105 000