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 5 practice chapters
641–660 of 750 matching chapters · Page 33 of 38
Clear filtersGrade 5 · Chapter 641
Take a fraction of a fractional area: tenths selected across: 3; tenths selected vertically: 9
A unit-square design for a classroom activity uses 3/10 of the width and 9/10 of the height. Find the exact fractional area of the overlap, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 642
Multiply a decimal price by a count: price per item: 245 cents; item count: 12
An invented budget for a classroom activity lists 12 identical items at $2.45 each. Find the original total price in cents and dollars, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 643
Stack equal layers of unit cubes: length: 2; width: 3; height: 4
A model box for a classroom activity is 2 unit cubes long, 3 wide, and 4 layers high. Find the number of cubes in one layer and in the complete original box, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 644
Go across before moving up: horizontal coordinate x: 7; vertical coordinate y: 7
A map for a classroom activity places a destination at the ordered pair (7, 7). Find the destination and the length of the horizontal-then-vertical route, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 645
Connect decimal kilograms with grams: whole kilograms: 3; extra grams: 431
A measurement for a classroom activity consists of 3 whole kilograms and 431 extra grams. Find the full measurement in grams, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 646
Predict an additive number pattern: starting term: 10; amount added each step: 2; number of terms: 9
A planning table for a classroom activity begins at 10, adds 2 each time, and lists 9 terms. Find the last term in the stated original list, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 647
Redistribute data without changing the total: first measured amount: 1; second measured amount: 20; third measured amount: 2
Three measured amounts at a classroom activity are 1, 20, and 2 units. Find the fixed total and the exact equal share, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 648
Take a fraction of a fractional area: tenths selected across: 4; tenths selected vertically: 5
A unit-square design for a classroom activity uses 4/10 of the width and 5/10 of the height. Find the exact fractional area of the overlap, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 649
Multiply a decimal price by a count: price per item: 450 cents; item count: 7
An invented budget for a classroom activity lists 7 identical items at $4.50 each. Find the original total price in cents and dollars, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 650
Stack equal layers of unit cubes: length: 3; width: 1; height: 2
A model box for a classroom activity is 3 unit cubes long, 1 wide, and 2 layers high. Find the number of cubes in one layer and in the complete original box, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 651
Go across before moving up: horizontal coordinate x: 4; vertical coordinate y: 3
A map for a classroom activity places a destination at the ordered pair (4, 3). Find the destination and the length of the horizontal-then-vertical route, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 652
Connect decimal kilograms with grams: whole kilograms: 4; extra grams: 49
A measurement for a classroom activity consists of 4 whole kilograms and 49 extra grams. Find the full measurement in grams, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 653
Predict an additive number pattern: starting term: 9; amount added each step: 5; number of terms: 6
A planning table for a classroom activity begins at 9, adds 5 each time, and lists 6 terms. Find the last term in the stated original list, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 654
Redistribute data without changing the total: first measured amount: 8; second measured amount: 7; third measured amount: 15
Three measured amounts at a classroom activity are 8, 7, and 15 units. Find the fixed total and the exact equal share, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 655
Take a fraction of a fractional area: tenths selected across: 5; tenths selected vertically: 1
A unit-square design for a classroom activity uses 5/10 of the width and 1/10 of the height. Find the exact fractional area of the overlap, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 656
Multiply a decimal price by a count: price per item: 175 cents; item count: 3
An invented budget for a classroom activity lists 3 identical items at $1.75 each. Find the original total price in cents and dollars, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 657
Stack equal layers of unit cubes: length: 4; width: 5; height: 5
A model box for a classroom activity is 4 unit cubes long, 5 wide, and 5 layers high. Find the number of cubes in one layer and in the complete original box, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 658
Connect decimal kilograms with grams: whole kilograms: 5; extra grams: 667
A measurement for a classroom activity consists of 5 whole kilograms and 667 extra grams. Find the full measurement in grams, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 659
Predict an additive number pattern: starting term: 8; amount added each step: 8; number of terms: 10
A planning table for a classroom activity begins at 8, adds 8 each time, and lists 10 terms. Find the last term in the stated original list, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 660
Redistribute data without changing the total: first measured amount: 15; second measured amount: 14; third measured amount: 7
Three measured amounts at a classroom activity are 15, 14, and 7 units. Find the fixed total and the exact equal share, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapter