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Grade 3 practice chapters

1. Grade 3 · Chapter 561

   Choose the nearer hundred: original count: 108; rounding place: 100

   A report for a classroom activity contains a count of 108 and asks for rounding to the nearest 100. Find the rounded report using the stated place and upward midpoint rule, explain the calculation, and check a related question.

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2. Grade 3 · Chapter 562

   Cross an hour boundary with minutes: starting whole hour: 12; duration: 175 minutes

   An activity at a classroom activity starts at 12:00 and runs for 175 minutes. Find the clock reading at the planned end, explain the calculation, and check a related question.

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3. Grade 3 · Chapter 563

   Read totals and differences from bars: category a: 17; category b: 13; category c: 8

   A survey display at a classroom activity records three category counts: 17 counters, 13 counters, and 8 counters. Find the total count and the largest and smallest category counts, explain the calculation, and check a related question.

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4. Grade 3 · Chapter 564

   Multiply complete equal groups: rows: 10; objects in each row: 3

   A rectangular arrangement for a classroom activity has 10 rows with 3 counters in each row. Find the number of objects in the original array, explain the calculation, and check a related question.

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5. Grade 3 · Chapter 565

   Count groups of a chosen size: objects available: 83; objects required in each group: 2

   At a classroom activity, 83 counters are packed in groups of exactly 2. Find the number of complete groups and the remainder, explain the calculation, and check a related question.

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6. Grade 3 · Chapter 566

   Count equal fractional pieces: selected pieces: 8; equal pieces in each whole: 7

   A supply strip for a classroom activity is cut into 7 equal pieces per whole, and 8 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.

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7. Grade 3 · Chapter 567

   Combine hundreds and regroup the total: first three-digit amount: 160; second amount: 149

   At a classroom activity, a first group contains 160 counters and another group brings 149 counters. Find the total after both groups join, explain the calculation, and check a related question.

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8. Grade 3 · Chapter 568

   Choose the nearer hundred: original count: 325; rounding place: 10

   A report for a classroom activity contains a count of 325 and asks for rounding to the nearest 10. Find the rounded report using the stated place and upward midpoint rule, explain the calculation, and check a related question.

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9. Grade 3 · Chapter 569

   Cross an hour boundary with minutes: starting whole hour: 5; duration: 110 minutes

   An activity at a classroom activity starts at 5:00 and runs for 110 minutes. Find the clock reading at the planned end, explain the calculation, and check a related question.

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10. Grade 3 · Chapter 570

    Read totals and differences from bars: category a: 59; category b: 55; category c: 45

    A survey display at a classroom activity records three category counts: 59 counters, 55 counters, and 45 counters. Find the total count and the largest and smallest category counts, explain the calculation, and check a related question.

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11. Grade 3 · Chapter 571

    Count groups of a chosen size: objects available: 40; objects required in each group: 8

    At a classroom activity, 40 counters are packed in groups of exactly 8. Find the number of complete groups and the remainder, explain the calculation, and check a related question.

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12. Grade 3 · Chapter 572

    Count equal fractional pieces: selected pieces: 6; equal pieces in each whole: 3

    A supply strip for a classroom activity is cut into 3 equal pieces per whole, and 6 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.

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13. Grade 3 · Chapter 573

    Build area with equal square units: rows of unit squares: 1; squares in each row: 2

    A rectangular arrangement for a classroom activity has 1 row with 2 unit squares in each row. Find the area of the original rectangle in square units, explain the calculation, and check a related question.

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14. Grade 3 · Chapter 574

    Separate covering from boundary distance: width: 13; height: 15

    A rectangular plan for a classroom activity measures 13 units across and 15 units high. Find the original perimeter and area, explain the calculation, and check a related question.

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15. Grade 3 · Chapter 575

    Combine hundreds and regroup the total: first three-digit amount: 765; second amount: 79

    At a classroom activity, a first group contains 765 counters and another group brings 79 counters. Find the total after both groups join, explain the calculation, and check a related question.

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16. Grade 3 · Chapter 576

    Choose the nearer hundred: original count: 542; rounding place: 100

    A report for a classroom activity contains a count of 542 and asks for rounding to the nearest 100. Find the rounded report using the stated place and upward midpoint rule, explain the calculation, and check a related question.

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17. Grade 3 · Chapter 577

    Cross an hour boundary with minutes: starting whole hour: 10; duration: 40 minutes

    An activity at a classroom activity starts at 10:00 and runs for 40 minutes. Find the clock reading at the planned end, explain the calculation, and check a related question.

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18. Grade 3 · Chapter 578

    Read totals and differences from bars: category a: 40; category b: 37; category c: 22

    A survey display at a classroom activity records three category counts: 40 counters, 37 counters, and 22 counters. Find the total count and the largest and smallest category counts, explain the calculation, and check a related question.

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19. Grade 3 · Chapter 579

    Count groups of a chosen size: objects available: 97; objects required in each group: 4

    At a classroom activity, 97 counters are packed in groups of exactly 4. Find the number of complete groups and the remainder, explain the calculation, and check a related question.

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20. Grade 3 · Chapter 580

    Count equal fractional pieces: selected pieces: 4; equal pieces in each whole: 10

    A supply strip for a classroom activity is cut into 10 equal pieces per whole, and 4 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.

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