(- 4 and 8 / 7) - 3 and 8 / 1 - (- 5 and 2 / 1) + (- 4 and 4 / 1)

(- 4 and 8 / 7) - 3 and 8 / 1 - (- 5 and 2 / 1) + (- 4 and 4 / 1)

(- 4 and 8 / 7) - 3 and 8 / 1 - (- 5 and 2 / 1) + (- 4 and 4 / 1)
=-4-7/8-3-1/8+5+1/2-4-1/4
=-7-1+1+1/4
=-7+1/4
=-6-3/4
=-6 and 3 / 4;
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