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# Math journal wk 3

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### Math journal wk 3

1. 1. Math Journal<br />Week 3<br />
2. 2. Tuesday September 7, 2010<br />Warm Up<br />What place value? 56.76<br />Write fifty and four hundredths.<br />Write in expanded form: 7,091<br />Round to the nearest tenth: 5.639<br />
3. 3. Wednesday September 8, 2010<br />Warm Up<br />What place value? 12,456.76<br /> 14.5 O 17<br />Write in expanded form: 5.3<br />Round to the nearest whole <br />number: 17.69<br />
4. 4. Friday September 10, 2010<br />Warm Up<br />What place value? 1,242,000<br />Write twelve and four thousandths.<br />Write the largest possible number<br /> using the digits 7, 4, 0, 2, and 5<br />4. Now write the smallest possible<br />
5. 5. Tuesday September 7, 2010<br />Facts Practice<br /> 19 + 23 = <br /> 45 – 39 = <br /> 1,004 – 58 = <br /> 73 + 327 = <br /> 5 x 7 = <br />
6. 6. Wednesday September 8, 2010<br />Facts Practice<br />50 – 3 = <br />7 x 4 = <br /> 1,004 – 58 = <br />12, 14, 16, __<br /> 5 x 9 = <br />
7. 7. Friday September 10, 2010<br />Facts Practice<br />100 – 23 =<br />4 x 4 = <br />7 x 9 = <br />15, 12, 9, __<br />11 x 3 = <br />
8. 8. Week 3<br />Focus Skill<br />This week’s focus skill is rounding,<br />ordering, and solving problems<br />using decimals to the thousandths <br />place<br />
9. 9. Week 3<br />Focus Skill<br />Let’s practice rounding with<br />Decimals:<br />1) 578.67<br />
10. 10. Week 3<br />Focus Skill<br />Let’s practice rounding with<br />Decimals:<br />2) 78.89<br />
11. 11. Week 3<br />Focus Skill<br />Your turn:<br />3) 56.65<br />4) 129.923<br />
12. 12. Week 3<br />Focus Skill<br />Now we will compare decimal numbers. Remember, we use < > = to compare.<br />5) 6.5 O 7.2<br />
13. 13. Week 3<br />Focus Skill<br />Now we will compare decimal numbers. Remember, we use < > = to compare.<br />6) 4.9 O 4.234<br />
14. 14. Week 3<br />Focus Skill<br />Your turn:<br />14.9 O 14.900<br />8 O 5.48<br />253.5 O 251.99<br />
15. 15. Week 3<br />Focus Skill<br />Now we will order decimal numbers. Make sure you know if it is smallest to largest or largest to smallest.<br />
16. 16. Week 3<br />Focus Skill<br />Let’s try one:<br />Order from least to greatest:<br />56, 45, 100, 3<br />
17. 17. Week 3<br />Focus Skill<br />Let’s try one with decimals:<br />Order from least to greatest:<br />5.4; 4.9; 12; 3.45<br />
18. 18. Week 3<br />Focus Skill<br />Your turn:<br />Order from greatest to least:<br />12.3; 15.12; 89.1; 3.99<br />