The Marvelous 8 - by Class 5

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Across
  1. 2. There are 6 students in class, 1 is a boy, how many are girls? (Hint: 6-1)
  2. 5. This is the inverse of division.
  3. 7. There were 5 clowns in the car and 5 more decided to get in too. How many are there now?
Down
  1. 1. This is the inverse (opposite) of subtraction.
  2. 2. 6 - 2 = ??
  3. 3. the unknown in an equation
  4. 4. 4 + 4 = ??
  5. 6. 5 students were in class and 3 left. How many are there now?