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________________ 1. 5% of 400 = ____ ________________ 2. 2.3% of 200 = _____ ________________ 3. 47.56 million x .00000001 = ________ ________________ 4. Rounded to the nearest whole number, what is 456.75? ________________ 5. In scientific notation .0000045 = _____ ________________ 6. Rounded up to the next thousandth 4.56478 = _______ ________________ 7. On the TI-83, what would round (1.6943,1) give you? ________________ 8. 99,900 x 1/1000 = ________ ________________ 9. 23 = ____ ________________ 10. As a percent 1/20 = __ ________________ 11. As a mixed number 28/5 = __ ________________ 12. What is largest? -.00345 -.0034 -.003543 -.1 ________________ 13. Rounded down to the preceding tenth, what is .8102? ________________ 14. At a 15% off sale, what would a $140 jacket cost? ________________ 15. In scientific notation, 100 billion = ____ ________________ 16. 1% of 300 = _____ ________________ 17. As a decimal 1/2 % = ____ ________________ 18. What is 12/40 simplified?
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