Correct answer: 278 x 10 = 2780, 999 + 1001 = 200, 1.5L = 1500mm, 122 divided by 10 = 112, Incorrect answer: 0.3 x 10 = 0.30, 75 + 175 = 250, 90 divided by 3 = 30, 3.25km = 3250m,

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