1)
-1+3-2=0
2)
2×0,5+3-4=0
2×3+0-6=0
5×2-2×1-8=0
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Answers & Comments
1)
-1+3-2=0
2)
2×0,5+3-4=0
1)
2×3+0-6=0
2)
5×2-2×1-8=0