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Multiplying and Dividing Integers Practice 2+3+3+3What multiplication statement does each diagram represent? -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9Ex. = (+3) x (+3)+2+2+2+2 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9=-4-4 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2=-7 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3=Calculate:(+12) x (+3) = 5. (-8) x (-6) = 6. (-9) x (+7) = 7. (-10) x (0) = 8. The product of two integers is -20. List all the possible multiplication statements that can make this product.9. In hockey, a plus (+) is awarded every time you are on the ice for a goal your team scores and a minus (-) is given when you are on the ice when the other team scores. For eight straight games, Hayley has been on the ice when the opponents scored two goals. What is her plus/minus (+/-) score? 10. The sum of two integers is (-8). Their product is (+7). What are the two integers? The temperature of still, dry air decreases by about 6°C for each kilometre increase in altitude. In Brandon, MB on a still, dry day a weather balloon was launched:11. Is a decrease of temperature expressed as a positive or negative value? ____________________________________12. What is the temperature change for each of the following distances above ground?1 km: _____ 2 km: _____ 3 km: _____ 4 km: _____ 11 km: _____13. What is the approximate temperature 11 km above ground if the ground temperature is 4°C? __________________________________________________________________________________________________14. What is the change in altitude if the balloon descends from 11 km to 5 km? _________________________________15. What is the temperature change if the balloon descends from 11 km to 5 km? ______________________________16. Draw a diagram of the balloon’s movements from 1-5 km in altitude. Label the heights and air temperatures.8.N.7 Demonstrate an understanding of multiplication and division of integers Met Approaching Developing/Inconsistent Not Yet ................
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