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68 percent of 80 is 75% 68 divided by 80 equals 0.75 0.75 multiplied by 100 equals 75%
85% of your grade is a 68 and 15% is zero. 0.85 x 68 + 0.15 x 0 = 58, your final grade.
A percent is that number divided by 100, so 68% is 68/100"of" in mathematics means "multiplied"For example 3 groups of 4 is 3x4=12So in this case we have 68/100 x 66 which equals 44.88
To calculate 30 percent off 68, you first convert 30 percent to a decimal by dividing by 100, which gives you 0.30. Then, you multiply 0.30 by 68 to find the discount amount, which equals 20.4. Subtracting 20.4 from 68 gives you the final discounted price, which is 47.6.
40% of the grade of 96 and 60% of the grade of 50 gives (.4x96+.6x50) = grade of 68