80 5X16; 32 2X16, so the greatest common divisor is 16.
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The GCF is 8.
The Answer:The GCD/F of 57 and 80 can be found when prime factorized: 57 = 3 x 1980 = 2^4 * 5No factors are the same, thus we conclude 1 is the GCD.
To find 80 percent of a number, multiply the number by 0.8. In this instance, 32 x 0.8 = 25.6. Therefore, 80 percent of 32 is equal to 25.6.
40% of 80 is 32%..40% of 80= 40% * 80= 0.4 * 80= 32
2.5