Math With Amar · Guided practice
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Grade 3 practice chapters
61–80 of 750 matching chapters · Page 4 of 38
Clear filtersGrade 3 · Chapter 61
Read totals and differences from bars: category a: 51; category b: 1; category c: 21
A survey display at a classroom activity records three category counts: 51 counters, 1 counter, and 21 counters. Find the total count and the largest and smallest category counts, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 62
Count groups of a chosen size: objects available: 93; objects required in each group: 8
At a classroom activity, 93 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.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 63
Count equal fractional pieces: selected pieces: 7; equal pieces in each whole: 5
A supply strip for a classroom activity is cut into 5 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.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 64
Build area with equal square units: rows of unit squares: 2; squares in each row: 2
A rectangular arrangement for a classroom activity has 2 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.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 65
Separate covering from boundary distance: width: 15; height: 9
A rectangular plan for a classroom activity measures 15 units across and 9 units high. Find the original perimeter and area, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 66
Combine hundreds and regroup the total: first three-digit amount: 187; second amount: 187
At a classroom activity, a first group contains 187 counters and another group brings 187 counters. Find the total after both groups join, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 67
Choose the nearer hundred: original count: 435; rounding place: 100
A report for a classroom activity contains a count of 435 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.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 68
Cross an hour boundary with minutes: starting whole hour: 11; duration: 90 minutes
An activity at a classroom activity starts at 11:00 and runs for 90 minutes. Find the clock reading at the planned end, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 69
Read totals and differences from bars: category a: 32; category b: 44; category c: 58
A survey display at a classroom activity records three category counts: 32 counters, 44 counters, and 58 counters. Find the total count and the largest and smallest category counts, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 70
Count groups of a chosen size: objects available: 50; objects required in each group: 5
At a classroom activity, 50 counters are packed in groups of exactly 5. Find the number of complete groups and the remainder, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 71
Count equal fractional pieces: selected pieces: 5; equal pieces in each whole: 12
A supply strip for a classroom activity is cut into 12 equal pieces per whole, and 5 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 72
Build area with equal square units: rows of unit squares: 9; squares in each row: 9
A rectangular arrangement for a classroom activity has 9 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.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 73
Combine hundreds and regroup the total: first three-digit amount: 792; second amount: 117
At a classroom activity, a first group contains 792 counters and another group brings 117 counters. Find the total after both groups join, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 74
Choose the nearer hundred: original count: 652; rounding place: 10
A report for a classroom activity contains a count of 652 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.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 75
Cross an hour boundary with minutes: starting whole hour: 4; duration: 25 minutes
An activity at a classroom activity starts at 4:00 and runs for 25 minutes. Find the clock reading at the planned end, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 76
Read totals and differences from bars: category a: 13; category b: 26; category c: 35
A survey display at a classroom activity records three category counts: 13 counters, 26 counters, and 35 counters. Find the total count and the largest and smallest category counts, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 77
Count groups of a chosen size: objects available: 7; objects required in each group: 2
At a classroom activity, 7 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.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 78
Count equal fractional pieces: selected pieces: 3; equal pieces in each whole: 8
A supply strip for a classroom activity is cut into 8 equal pieces per whole, and 3 pieces are selected. Find the original selected amount as an exact fraction, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 79
Build area with equal square units: rows of unit squares: 6; squares in each row: 5
A rectangular arrangement for a classroom activity has 6 rows with 5 unit squares in each row. Find the area of the original rectangle in square units, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 3 · Chapter 80
Separate covering from boundary distance: width: 8; height: 13
A rectangular plan for a classroom activity measures 8 units across and 13 units high. Find the original perimeter and area, explain the calculation, and check a related question.
Question · Worked solution · Animated example
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