Math With Amar · Guided practice
10,000 ways to practice.
One idea at a time.
Each chapter gives you a distinct mathematical scenario: one question to attempt, a hint, a worked solution, and an animated example you can control.
10,000 questions · 10,000 animated scenarios · 14 study levels
Choose a starting point
Practice at your level.
Grade labels are starting points; school sequences vary. Advanced chapters assume the prerequisites listed on their pages.
Attempt · Explain · Animate
Browse all practice chapters
681–700 of 10,000 matching chapters · Page 35 of 500
Clear filtersGrade 1 · Chapter 681
Remove a part and recount: starting objects: 19; objects taken away: 8
At a classroom activity, 19 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 682
Compare by making pairs: first group: 11; second group: 6
Two groups at a classroom activity hold 11 counters and 6 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 683
See ten and the extra part: counters already placed: 10; counters to bring: 6
A display at a classroom activity begins with 10 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 684
Count forward from a starting point: starting position: 4; size of each jump: 1; number of jumps: 1
A position marker at a classroom activity starts at 4 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 685
Align ends to compare lengths: first strip length: 6 units; second strip length: 7 units
A design for a classroom activity uses strips of lengths 6 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 686
Read three picture counts: category a count: 6; category b count: 4; category c count: 1
A survey display at a classroom activity records three category counts: 6 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 687
Join two small groups: objects already here: 4; objects arriving: 9
At a classroom activity, a first group contains 4 counters and another group brings 9 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 688
Remove a part and recount: starting objects: 16; objects taken away: 4
At a classroom activity, 16 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 689
Compare by making pairs: first group: 10; second group: 19
Two groups at a classroom activity hold 10 counters and 19 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 690
See ten and the extra part: counters already placed: 7; counters to bring: 2
A display at a classroom activity begins with 7 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 691
Count forward from a starting point: starting position: 5; size of each jump: 1; number of jumps: 4
A position marker at a classroom activity starts at 5 and makes 4 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 692
Align ends to compare lengths: first strip length: 13 units; second strip length: 19 units
A design for a classroom activity uses strips of lengths 13 and 19 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 693
Read three picture counts: category a count: 11; category b count: 4; category c count: 9
A survey display at a classroom activity records three category counts: 11 counters, 4 counters, and 9 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 694
Join two small groups: objects already here: 1; objects arriving: 5
At a classroom activity, a first group contains 1 counter and another group brings 5 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 695
Remove a part and recount: starting objects: 10; objects taken away: 7
At a classroom activity, 10 counters are available and 7 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 696
Compare by making pairs: first group: 9; second group: 11
Two groups at a classroom activity hold 9 counters and 11 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 697
See ten and the extra part: counters already placed: 4; counters to bring: 9
A display at a classroom activity begins with 4 counters and has 9 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 698
Align ends to compare lengths: first strip length: 20 units; second strip length: 11 units
A design for a classroom activity uses strips of lengths 20 and 11 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 699
Read three picture counts: category a count: 3; category b count: 5; category c count: 4
A survey display at a classroom activity records three category counts: 3 counters, 5 counters, and 4 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 700
Join two small groups: objects already here: 6; objects arriving: 7
At a classroom activity, a first group contains 6 counters and another group brings 7 counters. Find the total after both groups join, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapter