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빈 칸에 알맞은 수를 넣으세요.
1
25 ÷ 5 × 63 ÷ 9 × 3 = 5 ×63 ÷9 ×3 = 315 ÷9 ×3 = 35 ×3 = 105 2
2 × 7 × 12 ÷ 3 × 9 =×÷× =÷× =× = 3
8 × 16 ÷ 4 × 2 ÷ 2 =÷×÷ =×÷ =÷ = 4
18 ÷ 6 × 35 ÷ 5 × 7 =×÷× =÷× =× = 5
72 ÷ 8 × 63 ÷ 9 × 2 =×÷× =÷× =× = 6
24 ÷ 8 × 28 ÷ 4 × 6 =×÷× =÷× =× = 7
2 × 40 ÷ 8 × 6 × 4 =÷×× =×× =× = 8
10 ÷ 5 × 6 × 6 ÷ 3 =××÷ =×÷ =÷ = |