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
Grade 4 practice chapters
461–480 of 750 matching chapters · Page 24 of 38
Clear filtersGrade 4 · Chapter 461
Combine metres with extra centimetres: whole metres: 3; extra centimetres: 30
A measurement for a classroom activity consists of 3 whole metres and 30 extra centimetres. Find the full measurement in centimetres, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 462
Multiply every expanded place-value part: three-digit amount: 605; equal copies: 6
At a classroom activity, 6 identical supply sets each contain 605 counters. Find the number of objects in all the original sets, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 463
Keep cents aligned when adding money: first amount: 340 cents; second amount: 380 cents
An illustrated budget for a classroom activity has costs of $3.40 and $3.80. Find the original combined cost in cents and dollars, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 464
Combine metres with extra centimetres: whole metres: 2; extra centimetres: 92
A measurement for a classroom activity consists of 2 whole metres and 92 extra centimetres. Find the full measurement in centimetres, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 465
Multiply every expanded place-value part: three-digit amount: 556; equal copies: 3
At a classroom activity, 3 identical supply sets each contain 556 counters. Find the number of objects in all the original sets, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 466
Keep cents aligned when adding money: first amount: 720 cents; second amount: 185 cents
An illustrated budget for a classroom activity has costs of $7.20 and $1.85. Find the original combined cost in cents and dollars, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 467
Combine metres with extra centimetres: whole metres: 1; extra centimetres: 54
A measurement for a classroom activity consists of 1 whole metres and 54 extra centimetres. Find the full measurement in centimetres, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 468
Multiply every expanded place-value part: three-digit amount: 507; equal copies: 8
At a classroom activity, 8 identical supply sets each contain 507 counters. Find the number of objects in all the original sets, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 469
Test divisibility by making full groups: whole number to test: 34; candidate factor: 6
At a classroom activity, 34 counters are packed in groups of exactly 6. 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 4 · Chapter 470
Keep cents aligned when adding money: first amount: 195 cents; second amount: 500 cents
An illustrated budget for a classroom activity has costs of $1.95 and $5.00. Find the original combined cost in cents and dollars, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 471
Combine metres with extra centimetres: whole metres: 9; extra centimetres: 77
A measurement for a classroom activity consists of 9 whole metres and 77 extra centimetres. Find the full measurement in centimetres, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 472
Multiply every expanded place-value part: three-digit amount: 458; equal copies: 5
At a classroom activity, 5 identical supply sets each contain 458 counters. Find the number of objects in all the original sets, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 473
Test divisibility by making full groups: whole number to test: 14; candidate factor: 2
At a classroom activity, 14 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 4 · Chapter 474
Keep cents aligned when adding money: first amount: 575 cents; second amount: 305 cents
An illustrated budget for a classroom activity has costs of $5.75 and $3.05. Find the original combined cost in cents and dollars, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 475
Combine metres with extra centimetres: whole metres: 8; extra centimetres: 39
A measurement for a classroom activity consists of 8 whole metres and 39 extra centimetres. Find the full measurement in centimetres, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 476
Multiply every expanded place-value part: three-digit amount: 409; equal copies: 2
At a classroom activity, 2 identical supply sets each contain 409 counters. Find the number of objects in all the original sets, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 477
Keep cents aligned when adding money: first amount: 50 cents; second amount: 115 cents
An illustrated budget for a classroom activity has costs of $0.50 and $1.15. Find the original combined cost in cents and dollars, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 478
Combine metres with extra centimetres: whole metres: 7; extra centimetres: 1
A measurement for a classroom activity consists of 7 whole metres and 1 extra centimetres. Find the full measurement in centimetres, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 479
Multiply every expanded place-value part: three-digit amount: 360; equal copies: 7
At a classroom activity, 7 identical supply sets each contain 360 counters. Find the number of objects in all the original sets, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 480
Test divisibility by making full groups: whole number to test: 73; candidate factor: 4
At a classroom activity, 73 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.
Question · Worked solution · Animated example
Open practice chapter