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Can you pass this Operations with Decimals in Math Quiz? Decimals numbers are based on the number ten, and as one moves to the left of a decimal number, each position is ten times more prominent, and the verse versa is true. Operations with decimals can be challenging if one does not know the rules associated with using the four functions on decimals. This quiz is designed to see how skilled you are at handling suck math problems. Give it a try!
Questions and Answers
1.
56.7 − 3.56 = ________
Explanation The given question asks for the result of subtracting 3.56 from 56.7. The correct answer is 53.14, which is obtained by subtracting 3.56 from 56.7.
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2.
54.66 + 40.9 = ________
Explanation The given question asks for the sum of 54.66 and 40.9. The correct answer is 95.56, which is obtained by adding the two numbers together.
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3.
2.61 − 1.3 = ________
Explanation The subtraction of 1.3 from 2.61 results in 1.31.
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4.
9.69 + 7.02 = ________
Explanation The sum of 9.69 and 7.02 is equal to 16.71.
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5.
53.4 − 7.54 = ________
Explanation The correct answer is 45.86 because when we subtract 7.54 from 53.4, we get the result of 45.86.
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6.
32.68 + 13.9 = ________
Explanation The correct answer is 46.58 because when you add 32.68 and 13.9 together, you get a sum of 46.58.
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7.
73.8 − 3.36 = ________
Explanation The correct answer is obtained by subtracting 3.36 from 73.8, which equals 70.44.
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8.
34.2 + 1.48 = ________
Explanation The given question asks for the sum of 34.2 and 1.48. The correct answer is 35.68, which is obtained by adding the two numbers together.
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9.
44.84 − 44.8 = ________
Explanation The subtraction of 44.8 from 44.84 results in 0.04. This is because when we subtract the decimal part 0.8 from 0.84, we get 0.04. The whole number part remains the same, so the answer is 0.04.
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10.
67.4 + 44.9 = ________
Explanation The given question asks for the sum of 67.4 and 44.9. When these two numbers are added together, the result is 112.3.
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11.
3.94 − 3.1 = ________
Explanation The correct answer is 0.84 because when you subtract 3.1 from 3.94, you are essentially finding the difference between the two numbers. In this case, the difference is 0.84.
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12.
49.7 + 4.3 = ________
Explanation The given question asks for the sum of 49.7 and 4.3. When these two numbers are added together, the result is 54.
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13.
19.47 − 8.4 = ________
Explanation The correct answer is 11.07 because when you subtract 8.4 from 19.47, you get the result of 11.07.
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14.
48.3 + 8.6 = ________
Explanation The given equation is a simple addition problem. Adding 48.3 and 8.6 gives us a sum of 56.9.
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15.
70.2 + 9.62 = ________
Explanation The given equation is a simple addition problem. When we add 70.2 and 9.62 together, the sum is 79.82.
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16.
45.86 − 23.67 = ________
Explanation The correct answer to the subtraction problem 45.86 - 23.67 is 22.19. This can be found by subtracting the decimal values in each place value column. Starting from the right, 6 minus 7 is -1, but since we cannot have a negative value in this case, we borrow 1 from the tens place. The 8 becomes 7, and 16 minus 7 equals 9. The decimal point remains in the same position. Therefore, the answer is 22.19.
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17.
51.18 + 3.92 = ________
Explanation The correct answer is 55.1 because when we add 51.18 and 3.92 together, we get a sum of 55.1.
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18.
4.7 − 3.5 = ________
Explanation The given equation is a subtraction problem. When we subtract 3.5 from 4.7, we get the result 1.2.
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19.
85.4 + 3.70 = ________
Explanation The given equation is a simple addition problem. When we add 85.4 and 3.70 together, we get a sum of 89.1.
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20.
27.07 − 18.22 = ________
Explanation The correct answer is 8.85 because when subtracting 18.22 from 27.07, we get the difference of 8.85.
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21.
1.7 x 3 = ________
Explanation Multiplying 1.7 by 3 gives the result of 5.1.
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22.
1.5 x 4 = ________
Explanation The given equation is a multiplication problem where 1.5 is multiplied by 4. The result of this multiplication is 6. Since 1.5 is a decimal number and 4 is a whole number, the result will also be a decimal number. Therefore, the answer is 6.0. Both 6 and 6.0 represent the same value, but one is a whole number and the other is a decimal number.
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23.
3.3 x 9 = ________
Explanation The given equation is a multiplication problem where 3.3 is being multiplied by 9. Multiplying these two numbers together gives the result of 29.7.
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24.
8.4 x 2 = ________
Explanation The given question asks for the product of 8.4 and 2. When we multiply 8.4 by 2, we get the answer 16.8.
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25.
5.4 x 4 = ________
Explanation The given equation is asking for the product of 5.4 and 4. When we multiply these two numbers, we get the answer 21.6.
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26.
8.1 x 6 = ________
Explanation The given equation is 8.1 x 6. To solve this, we multiply 8.1 by 6, which gives us the product of 48.6.
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27.
7.4 x 2 = ________
Explanation The given equation is a multiplication problem. To find the product of 7.4 and 2, we multiply the two numbers together. Therefore, the answer is 14.8.
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28.
4.4 x 8 = ________
Explanation The given question asks for the product of 4.4 and 8. When we multiply 4.4 by 8, we get the answer 35.2.
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29.
9.6 x 3 = ________
Explanation The given expression is a multiplication problem where 9.6 is being multiplied by 3. Multiplying 9.6 by 3 results in the product of 28.8.
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30.
2.7 x 6 = ________
Explanation The product of 2.7 multiplied by 6 is 16.2.
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