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Grade 3 practice chapters

1. Grade 3 · Chapter 541

   Count equal fractional pieces: selected pieces: 1; equal pieces in each whole: 9

   A supply strip for a classroom activity is cut into 9 equal pieces per whole, and 1 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.

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2. Grade 3 · Chapter 542

   Build area with equal square units: rows of unit squares: 3; squares in each row: 7

   A rectangular arrangement for a classroom activity has 3 rows with 7 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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3. Grade 3 · Chapter 543

   Combine hundreds and regroup the total: first three-digit amount: 448; second amount: 175

   At a classroom activity, a first group contains 448 counters and another group brings 175 counters. Find the total after both groups join, explain the calculation, and check a related question.

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4. Grade 3 · Chapter 544

   Choose the nearer hundred: original count: 574; rounding place: 10

   A report for a classroom activity contains a count of 574 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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5. Grade 3 · Chapter 545

   Cross an hour boundary with minutes: starting whole hour: 2; duration: 135 minutes

   An activity at a classroom activity starts at 2:00 and runs for 135 minutes. Find the clock reading at the planned end, explain the calculation, and check a related question.

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6. Grade 3 · Chapter 546

   Read totals and differences from bars: category a: 55; category b: 49; category c: 54

   A survey display at a classroom activity records three category counts: 55 counters, 49 counters, and 54 counters. Find the total count and the largest and smallest category counts, explain the calculation, and check a related question.

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7. Grade 3 · Chapter 547

   Multiply complete equal groups: rows: 8; objects in each row: 1

   A rectangular arrangement for a classroom activity has 8 rows with 1 counter in each row. Find the number of objects in the original array, explain the calculation, and check a related question.

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8. Grade 3 · Chapter 548

   Count groups of a chosen size: objects available: 69; objects required in each group: 9

   At a classroom activity, 69 counters are packed in groups of exactly 9. Find the number of complete groups and the remainder, explain the calculation, and check a related question.

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9. Grade 3 · Chapter 549

   Count equal fractional pieces: selected pieces: 12; equal pieces in each whole: 4

   A supply strip for a classroom activity is cut into 4 equal pieces per whole, and 12 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.

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10. Grade 3 · Chapter 550

    Build area with equal square units: rows of unit squares: 10; squares in each row: 2

    A rectangular arrangement for a classroom activity has 10 rows 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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11. Grade 3 · Chapter 551

    Combine hundreds and regroup the total: first three-digit amount: 352; second amount: 106

    At a classroom activity, a first group contains 352 counters and another group brings 106 counters. Find the total after both groups join, explain the calculation, and check a related question.

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12. Grade 3 · Chapter 552

    Choose the nearer hundred: original count: 791; rounding place: 100

    A report for a classroom activity contains a count of 791 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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13. Grade 3 · Chapter 553

    Cross an hour boundary with minutes: starting whole hour: 7; duration: 65 minutes

    An activity at a classroom activity starts at 7:00 and runs for 65 minutes. Find the clock reading at the planned end, explain the calculation, and check a related question.

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14. Grade 3 · Chapter 554

    Read totals and differences from bars: category a: 36; category b: 31; category c: 31

    A survey display at a classroom activity records three category counts: 36 counters, 31 counters, and 31 counters. Find the total count and the largest and smallest category counts, explain the calculation, and check a related question.

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15. Grade 3 · Chapter 555

    Multiply complete equal groups: rows: 9; objects in each row: 7

    A rectangular arrangement for a classroom activity has 9 rows with 7 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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16. Grade 3 · Chapter 556

    Count groups of a chosen size: objects available: 26; objects required in each group: 6

    At a classroom activity, 26 counters are packed in groups of exactly 6. Find the number of complete groups and the remainder, explain the calculation, and check a related question.

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17. Grade 3 · Chapter 557

    Count equal fractional pieces: selected pieces: 10; equal pieces in each whole: 11

    A supply strip for a classroom activity is cut into 11 equal pieces per whole, and 10 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.

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18. Grade 3 · Chapter 558

    Build area with equal square units: rows of unit squares: 7; squares in each row: 10

    A rectangular arrangement for a classroom activity has 7 rows with 10 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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19. Grade 3 · Chapter 559

    Separate covering from boundary distance: width: 5; height: 12

    A rectangular plan for a classroom activity measures 5 units across and 12 units high. Find the original perimeter and area, explain the calculation, and check a related question.

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20. Grade 3 · Chapter 560

    Combine hundreds and regroup the total: first three-digit amount: 256; second amount: 37

    At a classroom activity, a first group contains 256 counters and another group brings 37 counters. Find the total after both groups join, explain the calculation, and check a related question.

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