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1. |
Estimate. Round to the tens place. $54 + $21 |
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A. |
$75 + $25 = $100 |
B. |
$60 + $30 = $90 |
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C. |
$50 + $20 = $70 |
D. |
$50 + $30 = $80 |
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Hint |
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2. |
Find the sum. 
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A. |
71 |
B. |
17 |
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C. |
82 |
D. |
81 |
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Hint |
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3. |
Find the number that completes the number sentence. Then identify the property or rule. (21 + 13) + 56 = 21 + (∅ + 56) |
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A. |
13; Associative Property of Addition |
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B. |
21; Identity Property of Addition |
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C. |
35; Subtraction Rule |
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D. |
13; Commutative Property of Addition |
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Hint |
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4. |
When you subtract 0 from any number, the result is the number. Which addition rule is similar? |
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A. |
Associative Property of Addition |
B. |
Identity Property of Addition |
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C. |
Commutative Property of Addition |
D. |
Subtraction Rule |
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Hint |
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5. |
Estimate. Round to the indicated place value. 221 + 32; tens |
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A. |
230 + 30 = 260 |
B. |
220 + 30 = 250 |
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C. |
200 + 30 = 230 |
D. |
220 + 40 = 260 |
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Hint |
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6. |
Estimate. Round to the indicated place value. $42 + $31; tens |
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A. |
$40 + $30 = $70 |
B. |
$50 + $30 = $80 |
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C. |
$40 + $35 = $75 |
D. |
$50 + $40 = $90 |
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Hint |
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7. |
Find the sum. 
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A. |
5,861 |
B. |
6,071 |
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C. |
6,861 |
D. |
5,971 |
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Hint |
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8. |
Find the sum. 
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A. |
7,154 |
B. |
8,514 |
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C. |
6,514 |
D. |
7,514 |
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Hint |
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9. |
Find 932 − 612. |
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A. |
290 |
B. |
320 |
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C. |
220 |
D. |
310 |
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Hint |
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10. |
Find the difference. 
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A. |
271 |
B. |
211 |
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C. |
201 |
D. |
473 |
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Hint |
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11. |
Look at the problem below. Where would you start regrouping to find the difference? 
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A. |
ones place |
B. |
hundreds place |
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C. |
tens place |
D. |
thousands place |
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Hint |
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12. |
Subtract. 
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A. |
2,593 |
B. |
2,583 |
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C. |
2,483 |
D. |
2,493 |
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Hint |
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