Reken uit
- \(-17+9.(-6)\)
- \(24-6:2+15\)
- \((-19).(-9)+15\)
- \(22+29+17\)
- \(90-15:5+17\)
- \(168-28:7+5\)
- \(42-21:7+1\)
- \(-1+15:(-3)\)
- \(14+72:(-9)\)
- \(5+16.(-7)\)
- \(-10+9.(-19)\)
- \(-11+9.(-17)\)
Reken uit
Verbetersleutel
- \(-17+9.(-6)=-17+(-54)=-71\)
- \(24-6:2+15=24-3+15=36\)
- \((-19).(-9)+15=171+15=186\)
- \(22+29+17=68\)
- \(90-15:5+17=90-3+17=104\)
- \(168-28:7+5=168-4+5=169\)
- \(42-21:7+1=42-3+1=40\)
- \(-1+15:(-3)=-1+ (-5)=-6\)
- \(14+72:(-9)=14+ (-8)=6\)
- \(5+16.(-7)=5+(-112)=-107\)
- \(-10+9.(-19)=-10+(-171)=-181\)
- \(-11+9.(-17)=-11+(-153)=-164\)