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Problem Solving with Negative Numbers 1. The following shows some number cards: -6 -5 -3 3 5 9 a. ) Select cards to make the following correct: -2 + = -5 6 + = 0 -2 - = 1 + + = 0 - =0 b.) Select cards to give the lowest possible result: + = c) Select cards to give the highest possible result: 2. = Copy and complete the table: First Number 5 2 Second Number 4 Sum 9 -8 -2 -7 -2 Product 20 -8 12 -15 3. 4. a) find 4 pairs of numbers that have a product of -6 b) find 6 pairs of numbers that have a product of -12 c) find 4 pairs of numbers that have a product of 15 d) How many pairs of numbers have a product of 24 a) Find : (i) 3² b) 5. (ii) 4² Find : (i) (-3) ² (ii) (iii) 8² (-4) ² (iii) (-8) ² (iv) 13² (iv) (13) ² c) What do you notice about the result you get when you square a number d) give two answers to 9 e) find (-9) a) Find : (i) -2² (ii) (-2)³ (iii) (-2)4 (iv) (-2)5 (v) (-2)6 b) What do you notice about the powers and Signs c) If 35 = 243 what is : a) (-3)5 b) (-3)6 c) (-3)7