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
361–380 of 750 matching chapters · Page 19 of 38
Clear filtersGrade 5 · Chapter 361
Add thirds and fourths in twelfths: numerator of the thirds: 2; numerator of the fourths: 5
A measured supply at a classroom activity combines 2/3 of a unit with another 5/4 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 5 · Chapter 362
Take a fraction of a fractional area: tenths selected across: 3; tenths selected vertically: 5
A unit-square design for a classroom activity uses 3/10 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 363
Count fractional portions in whole units: whole units available: 2; equal portions per whole: 5
At a classroom activity, 2 whole units of a material are portioned into pieces of size 1/5. Find the number of portions in the original amount, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 364
Multiply a decimal price by a count: price per item: 205 cents; item count: 3
An invented budget for a classroom activity lists 3 identical items at $2.05 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 365
Stack equal layers of unit cubes: length: 4; width: 4; height: 6
A model box for a classroom activity is 4 unit cubes long, 4 wide, and 6 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 366
Go across before moving up: horizontal coordinate x: 6; vertical coordinate y: 2
A map for a classroom activity places a destination at the ordered pair (6, 2). 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 367
Connect decimal kilograms with grams: whole kilograms: 8; extra grams: 616
A measurement for a classroom activity consists of 8 whole kilograms and 616 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 368
Predict an additive number pattern: starting term: 10; amount added each step: 3; number of terms: 4
A planning table for a classroom activity begins at 10, adds 3 each time, and lists 4 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 369
Redistribute data without changing the total: first measured amount: 1; second measured amount: 6; third measured amount: 8
Three measured amounts at a classroom activity are 1, 6, and 8 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 370
Add thirds and fourths in twelfths: numerator of the thirds: 1; numerator of the fourths: 2
A measured supply at a classroom activity combines 1/3 of a unit with another 2/4 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 5 · Chapter 371
Take a fraction of a fractional area: tenths selected across: 4; tenths selected vertically: 1
A unit-square design for a classroom activity uses 4/10 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 372
Count fractional portions in whole units: whole units available: 3; equal portions per whole: 2
At a classroom activity, 3 whole units of a material are portioned into pieces of size 1/2. Find the number of portions in the original amount, explain the calculation, and check a related question.
Question · Worked solution · Animated example
Open practice chapterGrade 5 · Chapter 373
Multiply a decimal price by a count: price per item: 410 cents; item count: 10
An invented budget for a classroom activity lists 10 identical items at $4.10 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 374
Stack equal layers of unit cubes: length: 5; width: 2; height: 4
A model box for a classroom activity is 5 unit cubes long, 2 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 375
Go across before moving up: horizontal coordinate x: 3; vertical coordinate y: 9
A map for a classroom activity places a destination at the ordered pair (3, 9). 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 376
Connect decimal kilograms with grams: whole kilograms: 9; extra grams: 234
A measurement for a classroom activity consists of 9 whole kilograms and 234 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 377
Predict an additive number pattern: starting term: 9; amount added each step: 6; number of terms: 8
A planning table for a classroom activity begins at 9, adds 6 each time, and lists 8 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 378
Redistribute data without changing the total: first measured amount: 8; second measured amount: 13; third measured amount: 20
Three measured amounts at a classroom activity are 8, 13, and 20 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 379
Take a fraction of a fractional area: tenths selected across: 5; tenths selected vertically: 7
A unit-square design for a classroom activity uses 5/10 of the width and 7/10 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 380
Multiply a decimal price by a count: price per item: 135 cents; item count: 6
An invented budget for a classroom activity lists 6 identical items at $1.35 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 chapter