1) 1 1/3 * ( -3/4)= - 4/3*3/4= - 1
2) 2 1/7 * 1 2/5=15/7 * 7/5=3
3) - 1 - 3= - 4
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1) 1 1/3 * ( -3/4)= - 4/3*3/4= - 1
2) 2 1/7 * 1 2/5=15/7 * 7/5=3
3) - 1 - 3= - 4