Math With Amar · Guided practice
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101–120 of 10,000 matching chapters · Page 6 of 500
Clear filtersGrade 1 · Chapter 101
Remove a part and recount: starting objects: 17; objects taken away: 1
At a classroom activity, 17 counters are available and 1 is taken away. Find the number left after the removal, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 102
Compare by making pairs: first group: 18; second group: 3
Two groups at a classroom activity hold 18 counters and 3 counters. Find the larger group and the difference between the two counts, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 103
See ten and the extra part: counters already placed: 8; counters to bring: 10
A display at a classroom activity begins with 8 counters and has 10 more ready to join. Find the total after the arriving counters join and the original missing part of ten, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 104
A bundle of ten and loose ones: ten-bundles: 0; loose ones: 9
At a classroom activity, counters are represented by 0 ten-bundle and 9 loose ones. Find the total represented by the tens and ones, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 105
Count forward from a starting point: starting position: 9; size of each jump: 1; number of jumps: 3
A position marker at a classroom activity starts at 9 and makes 3 forward jumps of 1 units each. Find the endpoint after the stated jumps, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 106
Align ends to compare lengths: first strip length: 5 units; second strip length: 2 units
A design for a classroom activity uses strips of lengths 5 and 2 equal units. Find the longer strip and the difference between the lengths, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 107
Read three picture counts: category a count: 7; category b count: 11; category c count: 10
A survey display at a classroom activity records three category counts: 7 counters, 11 counters, and 10 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 1 · Chapter 108
Count a collection once: objects in the collection: 7
At a classroom activity, 7 counters are arranged with up to 3 in each display row. Find the original count, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 109
Join two small groups: objects already here: 2; objects arriving: 2
At a classroom activity, a first group contains 2 counters and another group brings 2 counters. Find the total after both groups join, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 110
Remove a part and recount: starting objects: 14; objects taken away: 8
At a classroom activity, 14 counters are available and 8 are taken away. Find the number left after the removal, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 111
Compare by making pairs: first group: 17; second group: 16
Two groups at a classroom activity hold 17 counters and 16 counters. Find the larger group and the difference between the two counts, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 112
Count forward from a starting point: starting position: 10; size of each jump: 1; number of jumps: 1
A position marker at a classroom activity starts at 10 and makes 1 forward jumps of 1 units each. Find the endpoint after the stated jumps, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 113
Align ends to compare lengths: first strip length: 12 units; second strip length: 14 units
A design for a classroom activity uses strips of lengths 12 and 14 equal units. Find the longer strip and the difference between the lengths, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 114
Read three picture counts: category a count: 12; category b count: 11; category c count: 5
A survey display at a classroom activity records three category counts: 12 counters, 11 counters, and 5 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 1 · Chapter 115
Count a collection once: objects in the collection: 20
At a classroom activity, 20 counters are arranged with up to 3 in each display row. Find the original count, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 116
Join two small groups: objects already here: 10; objects arriving: 8
At a classroom activity, a first group contains 10 counters and another group brings 8 counters. Find the total after both groups join, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 117
Remove a part and recount: starting objects: 11; objects taken away: 4
At a classroom activity, 11 counters are available and 4 are taken away. Find the number left after the removal, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 118
Compare by making pairs: first group: 16; second group: 8
Two groups at a classroom activity hold 16 counters and 8 counters. Find the larger group and the difference between the two counts, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 119
See ten and the extra part: counters already placed: 2; counters to bring: 2
A display at a classroom activity begins with 2 counters and has 2 more ready to join. Find the total after the arriving counters join and the original missing part of ten, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 1 · Chapter 120
A bundle of ten and loose ones: ten-bundles: 0; loose ones: 2
At a classroom activity, counters are represented by 0 ten-bundle and 2 loose ones. Find the total represented by the tens and ones, explain the calculation, and check a related question.
Question · Worked solution · Animated example
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