Math With Amar · Guided practice
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Grade 4 practice chapters
1–20 of 750 matching chapters · Page 1 of 38
Clear filtersGrade 4 · Chapter 1
Scale one digit through powers of ten: digit: 1; places left of ones: 3
A place-value demonstration for a classroom activity moves the digit 1 through 3 places to the left of ones. Find the digit's value after the stated moves, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 2
Multiply every expanded place-value part: three-digit amount: 221; equal copies: 7
At a classroom activity, 7 identical supply sets each contain 221 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 3
Test divisibility by making full groups: whole number to test: 72; candidate factor: 3
At a classroom activity, 72 counters are packed in groups of exactly 3. 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 4
Add eighths and regroup whole units: first count of eighths: 8; second count of eighths: 8
A measured supply at a classroom activity combines 8/8 of a unit with another 8/8 of the same unit. Find the exact sum in a common fractional unit, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 5
Repeat a fractional amount: quarters in each portion: 1; number of portions: 4
A plan for a classroom activity calls for 4 portions, each 1/4 of a unit. Find the amount needed for the original portions, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 6
Keep cents aligned when adding money: first amount: 620 cents; second amount: 110 cents
An illustrated budget for a classroom activity has costs of $6.20 and $1.10. 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 7
Combine metres with extra centimetres: whole metres: 5; extra centimetres: 35
A measurement for a classroom activity consists of 5 whole metres and 35 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 8
Reflect a design across a vertical line: distance of marked vertex from mirror: 4
A triangular design for a classroom activity places its marked vertex 4 units left of a vertical mirror line and uses height 3. Find the reflected marked vertex's horizontal coordinate, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 9
Multiply every expanded place-value part: three-digit amount: 172; equal copies: 4
At a classroom activity, 4 identical supply sets each contain 172 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 10
Test divisibility by making full groups: whole number to test: 52; candidate factor: 10
At a classroom activity, 52 counters are packed in groups of exactly 10. 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 11
Explain equivalent fraction names: quarter-pieces selected: 4; subdivision factor: 6
At a classroom activity, 4/4 of a strip is selected and every quarter is divided into 6 smaller equal pieces. Find the selected-piece count and total-piece count after the stated subdivision, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 12
Add eighths and regroup whole units: first count of eighths: 4; second count of eighths: 5
A measured supply at a classroom activity combines 4/8 of a unit with another 5/8 of the same unit. Find the exact sum in a common fractional unit, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 13
Repeat a fractional amount: quarters in each portion: 4; number of portions: 10
A plan for a classroom activity calls for 10 portions, each 4/4 of a unit. Find the amount needed for the original portions, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 14
Keep cents aligned when adding money: first amount: 95 cents; second amount: 425 cents
An illustrated budget for a classroom activity has costs of $0.95 and $4.25. 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 15
Combine metres with extra centimetres: whole metres: 4; extra centimetres: 97
A measurement for a classroom activity consists of 4 whole metres and 97 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 16
Reflect a design across a vertical line: distance of marked vertex from mirror: 3
A triangular design for a classroom activity places its marked vertex 3 units left of a vertical mirror line and uses height 3. Find the reflected marked vertex's horizontal coordinate, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 17
Scale one digit through powers of ten: digit: 3; places left of ones: 4
A place-value demonstration for a classroom activity moves the digit 3 through 4 places to the left of ones. Find the digit's value after the stated moves, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 18
Multiply every expanded place-value part: three-digit amount: 123; equal copies: 9
At a classroom activity, 9 identical supply sets each contain 123 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 19
Add eighths and regroup whole units: first count of eighths: 0; second count of eighths: 2
A measured supply at a classroom activity combines 0/8 of a unit with another 2/8 of the same unit. Find the exact sum in a common fractional unit, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 4 · Chapter 20
Keep cents aligned when adding money: first amount: 475 cents; second amount: 230 cents
An illustrated budget for a classroom activity has costs of $4.75 and $2.30. Find the original combined cost in cents and dollars, explain the calculation, and check a related question.
Question · Worked solution · Animated example
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