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1. |
Estimate. Round to the tens place. 
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A. |
$70 − $30 = $40 |
B. |
$100 − $30 = $70 |
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C. |
$80 − $30 = $50 |
D. |
$70 − $40 = $30 |
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Hint |
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2. |
Kayla wants to buy a DVD movie that costs $23 and a music CD that costs $18. She has $32. About how much more money does she need to buy the items? |
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A. |
about $30 more |
B. |
about $20 more |
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C. |
about $5 more |
D. |
about $10 more |
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Hint |
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3. |
Find the number that completes the number sentence. Then identify the property or rule. 24 + ∅ = 18 + 24 |
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A. |
0; Identity Property of Addition |
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B. |
18; Commutative Property of Addition |
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C. |
18; Associative Property of Addition |
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D. |
6; Subtraction Rule |
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Hint |
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4. |
Add mentally. 13 + 21 + 17 |
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A. |
51 |
B. |
41 |
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C. |
50 |
D. |
60 |
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Hint |
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5. |
Estimate. Round to the indicated place value. 1,478 + 209; hundreds |
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A. |
1,400 + 200 = 1,600 |
B. |
1,500 + 200 = 1,700 |
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C. |
1,600 + 200 = 1,800 |
D. |
1,480 + 210 = 1,690 |
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Hint |
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6. |
Estimate. Round to the indicated place value. 42,420 − 5,789; thousands |
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A. |
42,000 − 6,000 = 36,000 |
B. |
50,000 − 5,000 = 45,000 |
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C. |
42,000 − 5,000 = 37,000 |
D. |
50,000 − 6,000 = 34,000 |
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Hint |
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7. |
Find the sum. 
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A. |
$41,696 |
B. |
$31,696 |
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C. |
$40,696 |
D. |
$30,696 |
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Hint |
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8. |
Find the sum. 
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A. |
$92,427 |
B. |
$93,427 |
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C. |
$91,227 |
D. |
$92,317 |
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Hint |
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9. |
Find 489 − 399. |
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A. |
190 |
B. |
80 |
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C. |
180 |
D. |
90 |
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Hint |
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10. |
Find the difference. 
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A. |
4,653 |
B. |
3,657 |
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C. |
4,943 |
D. |
4,643 |
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Hint |
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11. |
Find the difference. 
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A. |
159 |
B. |
61 |
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C. |
141 |
D. |
59 |
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Hint |
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12. |
On Sunday there were 1,415 people at the circus. On Monday, there were 823. How many more people were at the circus on Sunday than on Monday? |
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A. |
2,238 |
B. |
692 |
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C. |
592 |
D. |
602 |
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Hint |
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