Complete these expressions. Class 6
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Complete these expressions. Class 6
Question 1.
Complete these expressions. Class 6
(a) (+ 40) + _____ = + 200
(b) (+ 40) + _____ = - 200
(c) (- 50) + _____ = + 200
(d) (- 50) + _____ = - 200
(e) (- 200) - (- 40) = ______
(f) (+ 200) - (+ 40) = _____
(g) (- 200) - (+ 40) = ______
Solution:
(a) (+ 40) + (+160) = + 200
(b) (+ 40) + (-240) = - 200
(c) (- 50) + (+250) = + 200
(d) (- 50) + (-150) = - 200
(e) (- 200) - (- 40) = - 160
(f) (+ 200) - (+ 40) = + 160
(g) (- 200) - (+ 40) = - 240
Question 2.
Check your answers by thinking about the movement in the mineshaft. Class 6
Solution:
Do as directed. Answers given above in blank spaces.