Question

Rezultatul calculului : -0,8(3)+7supra 4 - 0,3(8)+0,375

Answer 1

-0.8(3)+7supra4-0.3(8)+0.375=-2.675
1)-0.8(3)+7supra4=-0.8(3)+1.75=-0.65
2)-0.65-0.3(8)=-3.05
3)-3.05+0.375=-2.675
sper cai corect

Answer 2

-0,8(3)+7 supra 4 - 0,3(8)+0,375=
= (-0,8×3+7 supra 4 -0,3×8+0,375
= 2,4+7 supra 4 - 0,3×8+0,375
=2,4+7 supra 4-2,4+0,375
= 2,675