# Math

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For the number 8,746,051,392 write the digit that is the place value written in words. 1. 7 = 100,000,000 2. 8 = 1,000,000,000 3. 4 = 10,000,000 4. 0 = 100,000 5. 6 = 1,000,000 For the number .395184 write the digit that is the place value written in words. 6. 7. 8. 9. 10.    In the table below, write the verbal expression of the fraction in the left column (1) as numeric fractions in the middle column and (2) as decimals in the right column. Fraction Words. Fraction Numbers. Decimal. Ex. One eighth (1 / 8 = .125) 1/8. .125 11. Three- fifths 12. Three millionths 13. Sixty-two tenths In the table below, convert each fraction to a decimal. Then round each decimal to the nearest place value named in the left column EX. Hundredth 3/8 = .375 rounded to the nearest hundredth is .38 Rounding Place Item Answer 14. Tent 17/25  15. Thousandth  46/24 16. Ten thousandth. 88/99 In the table below, change the decimal or whole number to a percent by moving the actual or assumed decimal point two places to the right.  Examples: .76 x 100 = 76%          4.00 x 100 = 400%            3.89 x 100 = 38.9%   Item Answer 17. 16.75 18. 25 19. .00765 In the table below, change the fraction in the left column to a decimal by dividing the numerator by the denominator. Example: 3/8 = .375 Item Answer 20. 9/27   = 21. 8/3    = 22. 9 4/7  = In the table below, change the percent in the left column to a decimal by moving the actual or assumed decimal two places to the left. Examples:   10.2 / 100 = 0.102    4 1/2 % =  4.0 + (1 / 2 = .5) 4.0 + .5 = 4.5 = .045  Item Answer 23. 675% 24. 4.25% 25. 8.08% 26. 0.0007% 27. 16 1/4% In the table below, find the requested percent of the number (convert to decimal then multiply numbers). Examples: 12% of 84 = .12 x 84 = 10.08; 1/2% of 10 = 1/2 = .5 = .005, .005 x 10 = .05  Item Answer 28. 8.2% of 66 29. 3/4% of 48 30. .47% of 100 31. 50 % of 300 32. 500% of 10 In the table below, find what percent the 1st number is of the 2nd number (divide 1st by 2nd); Then change the decimal into a percent.  Example: 17/350 = .0485; .0485 = 4.85% Item Answer 33. 250 is what % of 100 34. 7 is what % of 700 35. 40 is what % of 200 36. 5.5  is what % of 600 37. 12 is what % of 6

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