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1. |
Name the place-value position of the underlined digit in 67. |
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A. |
ones |
B. |
tenths |
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C. |
tens |
D. |
hundreds |
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Hint |
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2. |
Tell which value renames the number. 4 hundreds = 3 hundreds + ? tens |
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A. |
7 |
B. |
40 |
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C. |
10 |
D. |
1 |
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Hint |
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3. |
Round 139.708 to the ones place. |
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A. |
139.71 |
B. |
139.7 |
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C. |
139 |
D. |
140 |
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Hint |
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4. |
A pen is 16.37 centimeters long. To the nearest tenth of a centimeter, how long is the pen? |
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A. |
20 cm |
B. |
16 cm |
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C. |
16.3 cm |
D. |
16.4 cm |
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Hint |
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5. |
Which choice uses rounded numbers to get an estimate? 
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A. |
16 + 8 = 24 |
B. |
16 − 8 = 8 |
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C. |
17 − 8 = 9 |
D. |
17 + 8 = 25 |
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Hint |
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6. |
Find 4,513 + 3,879. |
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A. |
7,382 |
B. |
7,392 |
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C. |
8,392 |
D. |
634 |
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Hint |
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7. |
Last year the population of a town was about 26,400 and this year the population is about 29,200. What is the difference? |
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A. |
3,600 |
B. |
55,600 |
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C. |
3,800 |
D. |
2,800 |
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Hint |
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8. |
Find 6.09 + 2.45. |
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A. |
8.44 |
B. |
9.54 |
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C. |
3.64 |
D. |
8.54 |
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Hint |
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9. |
Find 3.47 + 4.93. |
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A. |
7.3 |
B. |
7.4 |
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C. |
0.44 |
D. |
8.4 |
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Hint |
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10. |
Find the result mentally using compensation. 44 + 57 |
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A. |
13 |
B. |
93 |
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C. |
91 |
D. |
101 |
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Hint |
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11. |
Find the result mentally. 45.2 − 3.5 |
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A. |
42.7 |
B. |
41.7 |
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C. |
42.3 |
D. |
48.7 |
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Hint |
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12. |
Which choice uses compatible numbers to get an estimate? 372 − 124 |
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A. |
300 − 100 = 200 |
B. |
375 − 125 = 250 |
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C. |
300 − 100 = 200 |
D. |
370 − 120 = 250 |
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Hint |
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13. |
Find 1.2 + 6.8 + 0.9 mentally. |
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A. |
9.9 |
B. |
8.9 |
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C. |
17 |
D. |
16 |
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Hint |
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14. |
Find 75 + 23 + 25 mentally. |
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A. |
98 |
B. |
125 |
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C. |
123 |
D. |
150 |
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Hint |
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