NOT Math Level 2

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Across
  1. 2. 1.2345Km²=_________m²
  2. 4. ⨁⨁⨁+⨁3⨁=______
  3. 5. ⨁⨁⨁⨁⨁⨁-10000-100-1=___________
Down
  1. 1. ⨝⨄⨄⪦⨄=_________
  2. 2. abc÷7=__________
  3. 3. ef×ef+100=______
  4. 4. 9×9+12×12=⨞×⨞ , ⨞=_________