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2+2-2:2x2+2-0+7+8+8+10-4+7x12=

Răspuns :

2+2-2:2×2+2-0+7+8+8+10-4+7×12=
=2+2-2+2-0+7+8+8+10-4+84=
=4-2+2-0+7+8+8+10-4+84=
=2+2-0+7+8+8+10-4+84=
=4-0+7+8+8+10-4+84=
=4+7+8+8+10-4+84=
=11+8+8+10-4+84=
=19+8+10-4+84=
=27+10-4+84=
=37-4+84=
=32+84=
=116