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Archive · October 28, 2026

Grade 4 Math: 10 Free Practice Questions

A brand-new set of Grade 4 math practice questions every single day, with the answer and a full explanation for each one. No account, no paywall — tap an answer to check it.

1In the equation n × 11 = 165, the letter n represents an unknown number. What is the value of n?

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Answer: 15
To find the unknown factor, divide the product by the known factor: n = 165 ÷ 11 = 15. Check: 15 × 11 = 165.

2The table shows the number of buttons four students counted during a school project: Noah, 258; Zara, 372; Sofia, 360; Elena, 158. How many more buttons did the student with the greatest amount have than the student with the least amount?

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Answer: 214
The greatest value in the table is 372 and the least is 158. The difference is 372 − 158 = 214.

3What is 0.9 written as a fraction?

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Answer: 9/10
0.9 means 9 out of 10 equal parts.

4A rectangular room needs tile. The room is 7 m × 5 m. Tiles are 50 cm × 50 cm. How many tiles are needed?

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Answer: 140
<p><strong>Correct Answer: 140</strong></p><ol><li>Room in cm: 700 × 500.</li><li>Tiles: 14 along length, 10 along width.</li><li>Total: 14 × 10 = <span style='background:#bbf7d0;padding:2px 6px;border-radius:4px;font-weight:bold;'>140</span>.</li></ol><div style='background:#dbeafe;border-left:4px solid #3b82f6;padding:10px 14px;border-radius:6px;margin-top:10px;'><strong>Remember:</strong> Divide each dimension by tile size then multiply!</div>

5Which decimal is equivalent to the fraction 1/100?

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Answer: 0.01
The fraction 1/100 means 1 hundredths. Written as a decimal, 1 hundredths is 0.01. Placing the digits in the wrong place-value positions changes the value.

6How many grams are in 6 kilograms?

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Answer: 6,000
There are 1,000 grams in a kilogram: 6 × 1,000 = 6,000.

7A jar contains exactly 7 red, 2 yellow, 4 blue, 3 orange marbles and no others. One marble is drawn at random. Which fraction represents the chance that the marble drawn is red?

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Answer: 7/16
The jar holds 16 marbles in all, of which 7 are red. The chance is the part out of the whole: 7/16.

8Look at the bar graph titled "Quiz Scores by Group". Which category has the HIGHEST value?

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Answer: B
<p><strong>CORRECT ANSWER: B</strong></p><ol><li>Find tallest bar.</li><li>It is B.</li><li>Highest is <span style='background:#bbf7d0;padding:2px 6px;border-radius:4px;font-weight:bold;'>B</span>.</li></ol><div style='background:#dbeafe;border-left:4px solid #3b82f6;padding:10px 14px;border-radius:6px;margin-top:10px;'><strong>Remember:</strong> Tallest bar = highest!</div>

9In the number 2049, what is the value of the digit in the thousands place?

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Answer: 2000
The digit 2 is in the thousands place, so its value is 2 × 1000 = 2000.

10What is 86 ÷ 9?

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Answer: 9 R 5
9 × 9 = 81, and 86 − 81 = 5, so the answer is 9 R 5.

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