3 is what percent of 4?
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3 appears with the word is:
It's the PART and goes on top.
4 appears with the word of:
It's the WHOLE and goes on the bottom. |
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We're trying to find the missing PERCENT (out of the
whole 100%).
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In a proportion the cross-products are equal:
So 3 times 100 is equal to 4 times the
PERCENT.
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The missing PERCENT equals 100 times 3 divided
by 4.
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(Multiply the two opposite corners with numbers; then
divide by the other number.)
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3 times 100 |
= |
4 times the percent
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300 |
= |
4 times the percent
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300/4 |
= |
4/4 times the percent
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75 |
= |
the percent
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