Math With Amar · Guided practice
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441–460 of 10,000 matching chapters · Page 23 of 500
Clear filtersGrade 1 · Chapter 441
Remove a part and recount: starting objects: 18; objects taken away: 3
At a classroom activity, 18 counters are available and 3 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 442
Compare by making pairs: first group: 8; second group: 5
Two groups at a classroom activity hold 8 counters and 5 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 443
See ten and the extra part: counters already placed: 1; counters to bring: 6
A display at a classroom activity begins with 1 counters and has 6 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 444
Count forward from a starting point: starting position: 1; size of each jump: 2; number of jumps: 1
A position marker at a classroom activity starts at 1 and makes 1 forward jumps of 2 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 445
Align ends to compare lengths: first strip length: 14 units; second strip length: 2 units
A design for a classroom activity uses strips of lengths 14 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 446
Read three picture counts: category a count: 8; category b count: 3; category c count: 11
A survey display at a classroom activity records three category counts: 8 counters, 3 counters, and 11 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 447
Join two small groups: objects already here: 6; objects arriving: 8
At a classroom activity, a first group contains 6 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 448
Remove a part and recount: starting objects: 15; objects taken away: 10
At a classroom activity, 15 counters are available and 10 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 449
Compare by making pairs: first group: 7; second group: 18
Two groups at a classroom activity hold 7 counters and 18 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 450
See ten and the extra part: counters already placed: 9; counters to bring: 1
A display at a classroom activity begins with 9 counters and has 1 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 451
Count forward from a starting point: starting position: 2; size of each jump: 2; number of jumps: 4
A position marker at a classroom activity starts at 2 and makes 4 forward jumps of 2 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 452
Align ends to compare lengths: first strip length: 1 units; second strip length: 15 units
A design for a classroom activity uses strips of lengths 1 and 15 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 453
Read three picture counts: category a count: 0; category b count: 4; category c count: 6
A survey display at a classroom activity records three category counts: 0 counters, 4 counters, and 6 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 454
Join two small groups: objects already here: 3; objects arriving: 4
At a classroom activity, a first group contains 3 counters and another group brings 4 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 455
Compare by making pairs: first group: 6; second group: 10
Two groups at a classroom activity hold 6 counters and 10 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 456
See ten and the extra part: counters already placed: 6; counters to bring: 8
A display at a classroom activity begins with 6 counters and has 8 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 457
Count forward from a starting point: starting position: 3; size of each jump: 2; number of jumps: 2
A position marker at a classroom activity starts at 3 and makes 2 forward jumps of 2 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 458
Align ends to compare lengths: first strip length: 8 units; second strip length: 7 units
A design for a classroom activity uses strips of lengths 8 and 7 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 459
Read three picture counts: category a count: 5; category b count: 4; category c count: 1
A survey display at a classroom activity records three category counts: 5 counters, 4 counters, and 1 counter. 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 460
Join two small groups: objects already here: 8; objects arriving: 6
At a classroom activity, a first group contains 8 counters and another group brings 6 counters. Find the total after both groups join, explain the calculation, and check a related question.
Question · Worked solution · Animated example
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