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vodomira [7]
3 years ago
10

How is using mental math to add with decimals like using mental math to add whole numbers

Mathematics
1 answer:
oksian1 [2.3K]3 years ago
8 0
Add them up just the same, then add the decimal point in the proper position; once you hit the hundreds position, it is a whole number. I.E. 300=.3
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Please help thanks! :DDDDDDDDDDDDDDDDDDDD
Anika [276]
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In your case, the 'interesting' event is rolling a 3. This happened <u>11 times</u>.
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3 years ago
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Answer:

Step-by-step explanation:

Area is + 111.6 square meters

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3 years ago
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2 years ago
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5 0
3 years ago
Read 2 more answers
An expression that is equivalent to (-8a-1)-(-7a+5)
horrorfan [7]

Answer:

Step-by-step explanation:

(-8a - 1)- (-7a + 5) = -8a - 1 - 7a*(-1) + 5*(-1) { (-1) is disturbed to all the terms in (-7a +5)}

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                         = -8a + 7a -1 - 5 {Combine like terms}

                         = -a - 6

5 0
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