julionavedo21
11.11.2021 •
Mathematics
Can any one help me with this one. Pretty challenging but if you are Asian, it will not be a big deal :> (50pt + )
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Ответ:
0.9a - 1.5b = ?
a = 15
b = 3
0.9 (15) - 1.5 (3)
= 13.5 - 4.5
= 9
Note:
•Integers are whole numbers.
For ex: 1, 2, 3, 4...
•Decimals have a period in between 2 numbers
For ex: 0.1, 0.2, 0.3
Sometimes when it’s concerning significant digits then decimals could also be
1.0, 2.0, 3.0 ... I wouldn’t worry about this right now until you get into higher years