Homework #1 – Integers

10 marks

Assigned: Monday, February 28, 2022

Due: Tuesday, March 1, 2022 (Originally of sophistication)

Full this project on a sheet of paper, and submit it bodily to the instructor. Present the steps to obtain full marks.

1. Use the order of operations (PEMDAS) to judge every expression: a) 12 − eight + 10 ÷ 2 × 6 [2] b) 9 + (12 − 23) × −5 [2]

c) 12−−three×5

1−+four[2]

2. A scuba diver is 30 m under sea stage.

A shipwreck is situated 20 m straight under the diver .

And a submarine is situated 5 m straight above the diver .

a) Draw a well-labeled diagram to characterize this info. [3] b) Write an integer to characterize the situation of the diver. [1]

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