# Find value of expression: 1)-27+68-56+61 2) 4.17-9.42. + 0.2 3) 3.1+ (-4.72)+ (-8.12) - (-0.96)

Volohov

70

Answer in 1) 617 Answer in 2)-5.02 Answer in 3) 8.78 Group 1)-27+68-56+61 =-27-56+68+61=-83+129=46 2) 4.17-9.42. + 0.2=4.17+0.2-9.42=4.37-9.42=-5.05 Removal of brackets and group 3) 3.1+ (-4.72)+ (-8.12) - (-0.96)=3.1-4.72-8.12+0.96=3.1+0.96-4.72-8.12=4.06-12.84=-8.78

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