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I don't have a calculator within reach. I have a total of 650. How can I use a millimeter paper to find and quickly round up: the percentage that corresponds to 410 and the value equal to 43% of the total |  |
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I don't have a calculator within reach. I have a total of 650. How can I use a millimeter paper to find and quickly round up: the percentage that corresponds to 410 and the value equal to 43% of the total | |