7th period assignment - 1/21/11

Without doing ANY calculations, determine whether each number sentence is true.  EXPLAIN. Check your answer. You should have THREE explanations!


a) -50 (-800) = (-50 x -1000) + (-50 x 200)

b) -50 + (400 x 32) = (-50 + 400) x (-50 + 32)

c)  12 ÷ (-8 + 4) = (12 ÷ -8) + (12 ÷ 4)

4th period assignment - 1/21/11

Without doing ANY calculations, determine whether each number sentence is true.  EXPLAIN. Check your answer. You should have THREE explanations!


a) -50 (-800) = (-50 x -1000) + (-50 x 200)

b) -50 + (400 x 32) = (-50 + 400) x (-50 + 32)

c)  12 ÷ (-8 + 4) = (12 ÷ -8) + (12 ÷ 4)

1st period assignment 1/21/11

Without doing ANY calculations, determine whether each number sentence is true.  EXPLAIN. Check your answer. You should have THREE explanations!


a) -50 (-800) = (-50 x -1000) + (-50 x 200)

b) -50 + (400 x 32) = (-50 + 400) x (-50 + 32)

c)  12 ÷ (-8 + 4) = (12 ÷ -8) + (12 ÷ 4)