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DedPeter [7]
3 years ago
15

between the time Mary woke up and lunchtime, the temperature rose by 11. Then by the time he went to bed, the temperature droppe

d by 14. Write an addition expression for the temperature relative to when Mary woke up. Draw a model using integer chips and circle the zero pairs
Mathematics
1 answer:
KIM [24]3 years ago
7 0

Answer:

see below

Step-by-step explanation:

the temperature rose by 11.   +11

the temperature dropped by 14   - 14

Let t = temperature

The expression is

t + 11 -14

Let x be positive chips and y be negative chips

xxxxx xxxxx x

yyyyy yyyyy yyyy

The result is  -3

t-3

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