Correct: 7x70=490, 30x60=1800, 90x5=450, 20x30=600, 40x8=320, 40x70=2800, 90x6=540, 100x60=6000, Incorrect: 80x0=8, 10x1=2, 70x5=300, 90x80=8.100, 4x70=210, 60x3=240, 10x20=120, 9x60=56,

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