Ayo kelas 6B tebak angka berapakah aku!!

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Across
  1. 2. -70+80=...
  2. 3. 30x(-4)=...
  3. 4. 35+(-50)=...
  4. 5. -20+65=...
Down
  1. 1. -4x(-5)=....
  2. 2. -200+(300)=..
  3. 3. -250+300=...
  4. 4. -12-12=...