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Timed Test For
Negative number addition and subtraction: word problems
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Sample Problem
Charlie lives in Buffalo, New York. The table below shows the temperature changes in Buffalo over a three-hour period. Time | Change in temperature :-:|:-:|:-: $6 \:\text{a.m. to }\:7\: \text{a.m.}$| $-2.5^\circ\text{C}$ $7 \:\text{a.m. to }\:8\: \text{a.m.}$| $-3.5^\circ\text{C}$ $8 \:\text{a.m. to }\:9\: \text{a.m.}$ | $+2.0^\circ\text{C}$ Charlie noticed the temperature at $6 \:\text{a.m.}$ was $-3.5^\circ\text{C}$ . **What is the temperature in Buffalo at $9 \:\text{a.m.}$? ** [[☃ numeric-input 1]] $^\circ\text{C}$
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Duration
30 seconds
60 seconds (1 minute)
120 seconds (2 minutes)
180 seconds (3 minutes)
300 seconds (5 minutes)