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빈 칸에 알맞은 수를 넣으세요.
1
2 × 4 × 12 ÷ 3 × 9 = 8 ×12 ÷3 ×9 = 96 ÷3 ×9 = 32 ×9 = 288 2
20 ÷ 4 × 7 × 6 ÷ 3 =××÷ =×÷ =÷ = 3
2 × 4 × 4 ÷ 2 × 8 =×÷× =÷× =× = 4
3 × 18 ÷ 2 × 6 × 4 =÷×× =×× =× = 5
8 ÷ 2 ÷ 2 × 8 × 5 =÷×× =×× =× = 6
7 × 6 × 24 ÷ 28 ÷ 4 =×÷÷ =÷÷ =÷ = 7
3 × 10 ÷ 5 × 9 × 6 =÷×× =×× =× = 8
28 ÷ 14 ÷ 2 × 8 × 7 =÷×× =×× =× = |