4.2 × 10 = ?, 420, 42, 4.02, 0.42, 7.5 × 100 = ?, 7.50, 75, 750, 7500, 0.63 × 1000 = ?, 630, 6300, 6.3, 63, 86.4 ÷ 10 = ?, 0.864, 864, 84.6, 8.64, 52 ÷ 100 = ?, 52.0, 0.052, 5.2, 0.52, 3.7 ÷ 1000 = ?, 0.0037, 37, 0.037, 0.37, 9.08 × 10 = ?, 9.008, 0.908, 90.8, 908, 1.25 × 100 = ?, 12.5, 125, 0.125, 1250, 640 ÷ 1000 = ?, 6.4, 64, 0.064, 0.64, 0.48 ÷ 10 = ?, 4.8, 48, 0.048, 0.0048, ___ × 10 = 63, 0.63, 6.3, 63, 630, 4.5 × ___ = 450, 100, 1000, 1, 10, 720 ÷ ___ = 7.2, 1, 100, 1000, 10, Which is greater?, 3.5 × 100, 3.5 × 10, Cannot tell, They are equal, 0.406 × 100 = ?, 4.06, 406, 40.6, 0.0406, 35 ÷ 100 = ?, 35.0, 3.5, 0.035, 0.35, Which number makes 6.2 × ___ = 6200?, 0.1, 1000, 10, 100, Which is smaller?, 4.08 ÷ 100, They are equal, 4.08 ÷ 10, Cannot tell, 0.9 ÷ ___ = 0.009, 1000, 10, 1, 100, Which equation is correct?, 2.34 × 1000 = 2.340, 2.34 × 1000 = 234, 2.34 × 1000 = 2340, 2.34 × 1000 = 23.4, Sara says: 3.25 × 100 = 3.250. Is Sara correct?, No, it is 32.5, No, it is 0.325, No, it is 325, Yes, she is right, Ali says: 45.6 ÷ 10 = 456. What is Ali's mistake?, Moved right, Moved left, Added zero, No mistake, Which student is correct?, Lina: 0.78 × 100 = 0.078, Maya: 0.78 × 100 = 78, Omar: 0.78 × 100 = 7.8, Rami: 0.78 × 100 = 780, Without solving both, which is greater?, 6.04 × 10, They are equal, Cannot tell, 6.04 × 100, Without solving both, which is smaller?, 9.6 ÷ 1000, Cannot tell, They are equal, 9.6 ÷ 100, Which calculation gives 0.54?, 0.54 × 100, 54 ÷ 100, 5.4 ÷ 100, 54 ÷ 10, Nour says: 8.3 ÷ 100 = 0.83. What should it be?, 83, 8.03, 0.0083, 0.083, Which statement is true?, 25 ÷ 10 = 0.25, 0.25 ÷ 100 = 0.25, 0.25 × 1000 = 250, 2.5 × 100 = 25

The Missing Decimal

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