Math With Amar · Guided practice
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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
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Grade labels are starting points; school sequences vary. Advanced chapters assume the prerequisites listed on their pages.
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Grade 7 practice chapters
481–500 of 750 matching chapters · Page 25 of 38
Clear filtersGrade 7 · Chapter 481
Account for every box face · practice 51
Find the surface area of a closed rectangular box with edge lengths 2.5, 3, and 7.5. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 482
Test a summary against all readings · practice 51
Find the mean, median, and range of the five values [6, 8, 9, 11, 14]. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 483
Combine rational changes · practice 52
Start at -8.5 and apply a signed change of 5. Where do you finish? Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 484
Preserve a proportional relationship · practice 52
One batch has 4 units of A and 2 units of B. Find both quantities in 2 identical batches and the fraction of the total that is A. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 485
Track the percent reference base · practice 52
An original amount of 40 changes by -40%. Find the signed change and the new amount. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 486
Check a two-step equation · practice 52
Solve 7x + (5) = 49, then check by substitution. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 487
Reverse order for negative division · practice 52
Solve 1x ≤ 23, including the boundary. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 488
Compare map and model scales · practice 52
Dilate a rectangle with sides 1 and 5.5 by length factor 0.5. Find the new side lengths and area. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 489
Connect circumference and circle area · practice 49
A circle has radius 4. Find the area and arc length of its 30° sector. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 490
Account for every box face · practice 52
Find the surface area of a closed rectangular box with edge lengths 5, 5.5, and 8. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 491
Test a summary against all readings · practice 52
Find the mean, median, and range of the five values [1, 8, 10, 12, 14]. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 492
Combine rational changes · practice 53
Start at -9.5 and apply a signed change of 2. Where do you finish? Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 493
Preserve a proportional relationship · practice 53
One batch has 2 units of A and 1 units of B. Find both quantities in 4 identical batches and the fraction of the total that is A. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 494
Track the percent reference base · practice 53
An original amount of 65 changes by 55%. Find the signed change and the new amount. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 495
Check a two-step equation · practice 53
Solve 6x + (10) = 37, then check by substitution. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 496
Reverse order for negative division · practice 53
Solve -3x ≤ -3, including the boundary. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 497
Compare map and model scales · practice 53
Dilate a rectangle with sides 2 and 2.25 by length factor 3. Find the new side lengths and area. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 498
Connect circumference and circle area · practice 50
A circle has radius 6. Find the area and arc length of its 240° sector. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 499
Account for every box face · practice 53
Find the surface area of a closed rectangular box with edge lengths 1.5, 7, and 7.5. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 7 · Chapter 500
Test a summary against all readings · practice 53
Find the mean, median, and range of the five values [2, 4, 9, 14, 16]. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapter