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Grade 3 practice chapters

1. Grade 3 · Chapter 681

   Cross an hour boundary with minutes: starting whole hour: 8; duration: 170 minutes

   An activity at a classroom activity starts at 8:00 and runs for 170 minutes. Find the clock reading at the planned end, explain the calculation, and check a related question.

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2. Grade 3 · Chapter 682

   Read totals and differences from bars: category a: 18; category b: 25; category c: 1

   A survey display at a classroom activity records three category counts: 18 counters, 25 counters, and 1 counter. Find the total count and the largest and smallest category counts, explain the calculation, and check a related question.

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3. Grade 3 · Chapter 683

   Count groups of a chosen size: objects available: 95; objects required in each group: 10

   At a classroom activity, 95 counters are packed in groups of exactly 10. Find the number of complete groups and the remainder, explain the calculation, and check a related question.

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4. Grade 3 · Chapter 684

   Count equal fractional pieces: selected pieces: 11; equal pieces in each whole: 9

   A supply strip for a classroom activity is cut into 9 equal pieces per whole, and 11 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.

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5. Grade 3 · Chapter 685

   Build area with equal square units: rows of unit squares: 6; squares in each row: 9

   A rectangular arrangement for a classroom activity has 6 rows with 9 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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6. Grade 3 · Chapter 686

   Separate covering from boundary distance: width: 13; height: 4

   A rectangular plan for a classroom activity measures 13 units across and 4 units high. Find the original perimeter and area, explain the calculation, and check a related question.

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7. Grade 3 · Chapter 687

   Combine hundreds and regroup the total: first three-digit amount: 727; second amount: 128

   At a classroom activity, a first group contains 727 counters and another group brings 128 counters. Find the total after both groups join, explain the calculation, and check a related question.

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8. Grade 3 · Chapter 688

   Choose the nearer hundred: original count: 631; rounding place: 10

   A report for a classroom activity contains a count of 631 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 689

   Cross an hour boundary with minutes: starting whole hour: 1; duration: 105 minutes

   An activity at a classroom activity starts at 1:00 and runs for 105 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 690

    Read totals and differences from bars: category a: 60; category b: 6; category c: 39

    A survey display at a classroom activity records three category counts: 60 counters, 6 counters, and 39 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 691

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

    A rectangular arrangement for a classroom activity has 7 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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12. Grade 3 · Chapter 692

    Count groups of a chosen size: objects available: 52; objects required in each group: 7

    At a classroom activity, 52 counters are packed in groups of exactly 7. Find the number of complete groups and the remainder, explain the calculation, and check a related question.

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13. Grade 3 · Chapter 693

    Count equal fractional pieces: selected pieces: 9; equal pieces in each whole: 5

    A supply strip for a classroom activity is cut into 5 equal pieces per whole, and 9 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.

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14. Grade 3 · Chapter 694

    Separate covering from boundary distance: width: 2; height: 14

    A rectangular plan for a classroom activity measures 2 units across and 14 units high. Find the original perimeter and area, explain the calculation, and check a related question.

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15. Grade 3 · Chapter 695

    Combine hundreds and regroup the total: first three-digit amount: 631; second amount: 59

    At a classroom activity, a first group contains 631 counters and another group brings 59 counters. Find the total after both groups join, explain the calculation, and check a related question.

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16. Grade 3 · Chapter 696

    Choose the nearer hundred: original count: 848; rounding place: 100

    A report for a classroom activity contains a count of 848 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 697

    Read totals and differences from bars: category a: 41; category b: 49; category c: 15

    A survey display at a classroom activity records three category counts: 41 counters, 49 counters, and 15 counters. Find the total count and the largest and smallest category counts, explain the calculation, and check a related question.

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18. Grade 3 · Chapter 698

    Count groups of a chosen size: objects available: 9; objects required in each group: 4

    At a classroom activity, 9 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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19. Grade 3 · Chapter 699

    Count equal fractional pieces: selected pieces: 7; equal pieces in each whole: 12

    A supply strip for a classroom activity is cut into 12 equal pieces per whole, and 7 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.

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20. Grade 3 · Chapter 700

    Build area with equal square units: rows of unit squares: 10; squares in each row: 12

    A rectangular arrangement for a classroom activity has 10 rows with 12 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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