Interactive Math Games & Practice Quiz

Adding 7 and 5 gives 12. This basic addition problem reinforces simple arithmetic skills.

Multiplying 6 by 3 results in 18. This question helps reinforce multiplication facts.

Dividing 20 by 4 gives 5 because 4 fits into 20 exactly 5 times. This reinforces basic division skills.

Simplifying 3/6 by dividing both the numerator and denominator by 3 yields 1/2. This tests basic skills in reducing fractions.

According to the order of operations, you must multiply 3 by 4 to get 12 and then add 2 resulting in 14. This problem reinforces the concept of operation hierarchy.

The area of a rectangle is calculated by multiplying the length by the width, so 8 × 5 equals 40. This problem enhances spatial reasoning and multiplication skills.

To calculate 15% of 200, convert the percentage to decimal (0.15) and multiply by 200 to get 30. This question practices percentage calculations.

Multiplying 16 by 3/4 yields 12. This reinforces applying fractions to whole numbers.

Substituting 3 for x gives 2(3) + 7, which simplifies to 6 + 7 = 13. This question tests the ability to evaluate algebraic expressions.

Converting 1/3 to 2/6 allows you to add it to 1/6 resulting in 3/6, which simplifies to 1/2. This problem helps build competence in adding fractions.

The multiples of 4 are 4, 8, 12, ... and the multiples of 6 are 6, 12, 18, ... The smallest common multiple is 12. This strengthens understanding of multiples and common denominators.

A square's perimeter is found by multiplying one side by 4. Therefore, 9 × 4 equals 36, giving the total perimeter.

The decimal 0.75 is equivalent to the fraction 75/100, which simplifies to 3/4 when both numerator and denominator are divided by 25. This question reinforces conversion between decimals and fractions.

Calculating 5^2 gives 25 and 3^2 gives 9; subtracting them, 25 - 9, results in 16. This problem practices both exponentiation and subtraction.

Multiplying any number by 0 always results in 0, according to the fundamental properties of multiplication. This reinforces an essential arithmetic rule.

To have an average of 85 over four tests, the total score needed is 85 × 4 = 340. With a current total of 70 + 80 + 90 = 240, Johnny must score 100 on his fourth test.

First, compute the multiplication 2 × 3 to get 6, and the division 4 ÷ 2 to get 2. Then, substitute these into the expression: 12 - 6 + 2 equals 8.

A 25% discount on a $60 item means a reduction of 0.25 × 60 = $15. Subtracting $15 from $60 gives a sale price of $45.

To solve 3x - 7 = 11, add 7 to both sides to obtain 3x = 18. Dividing both sides by 3 results in x = 6.

The total number of marbles is 3 + 4 + 5 = 12. Since there are 4 blue marbles, the probability of drawing a blue marble is 4/12, which simplifies to 1/3.