1.
NILAI DARI  3  (9) ADALAH.................
Correct Answer
C. 6
Explanation
The value of 3  (9) can be calculated by first simplifying the expression inside the parentheses. When we subtract a negative number, it is the same as adding the positive value. So, 3  (9) becomes 3 + 9. Adding 3 and 9 gives us 6. Therefore, the correct answer is 6.
2.
N  11.507 = 41.009 .Nilai n adalah..................
Correct Answer
C. 52.516
Explanation
The correct answer is 52.516 because when we subtract 11.507 from 41.009, we get 29.502. Therefore, the value of n must be 52.516 in order for the equation to be true.
3.
128  280 +12 =..........................
Correct Answer
B. 140
Explanation
The given expression involves subtraction and addition of numbers. Starting with 128, subtracting 280 results in 152. Adding 12 to 152 gives us 140. Therefore, the correct answer is 140.
4.
2
 adalah termasuk pecahan apa...?
5
Correct Answer
B. Pechan biasa
Explanation
The given correct answer is "pecahan biasa". The question is asking what category does the fraction 2/5 belong to. "Pecahan biasa" refers to proper fractions, where the numerator is smaller than the denominator. In this case, 2 is smaller than 5, making it a proper fraction.
5.
Lawan dari 725 adalah.........
Correct Answer
C. 725
Explanation
The opposite or negation of a number is obtained by changing its sign. In this case, the opposite of 725 would be 725.
6.
2
 yang merupakan pembilang adalah...........
5
Correct Answer
A. 2
Explanation
The given question asks for the numerator or "pembilang" of the fraction. The numerator is the number above the fraction line, which in this case is 2. Therefore, the correct answer is 2.
7.
1
3  jika di ubah menjadi pecahan biasa,maka hasilnya dalah.....
2
Correct Answer
B. 7

2
Explanation
The given question is asking to convert the given mixed numbers into improper fractions. To convert a mixed number to an improper fraction, we multiply the whole number by the denominator of the fraction and add the numerator. Then we write the sum as the numerator and keep the denominator the same. In this case, 1 multiplied by 3 is 3 and adding the numerator 1 gives us 4. Therefore, the improper fraction is 4/3. However, since the question specifically asks for a subtraction, we subtract the second fraction from the first. 4/3 minus 7/2 is equal to 7/2.
8.
4
pecahan desimal dari  adalh............................
5
Correct Answer
D. 0,8
Explanation
The decimal fraction of 4 is 0.4. However, the question is asking for the decimal fraction of 5. Since the given options are all positive decimal fractions, the correct answer would be 0.8, which is the positive equivalent of 0.8.
9.
1
bentuk persen dari  adalah .......................
4
Correct Answer
C. 25%
Explanation
The given question is asking for the percentage form of a number represented by a dash. The number represented by the dash is not provided in the question, so we cannot determine the exact answer. However, out of the given options, 25% is the only one that represents a percentage. Therefore, it is the most reasonable choice as the answer.
10.
4 3
........  Notasi yang tepat untuk mengisi titiktitik di smpng adalah...
8 6
Correct Answer
D. =
Explanation
The correct answer is "=" because the symbol "=" represents equality or equivalence between two expressions or values. In this case, the equation is asking for the appropriate symbol to fill in the blank spaces, and "=" is the symbol that indicates that the numbers on both sides of the equation are equal.
11.
Pecahan biasa dari 0,56 adalah
Correct Answer
D. 56

100
Explanation
The given question is asking for the common fraction of 0.56. To find the common fraction, we need to express 0.56 as a fraction with a numerator and denominator. By simplifying the given options, we can see that the correct answer is 56/100, which can be further simplified to 14/25.
12.
0,4 termasuk pecahan.............
Correct Answer
B. Pecahan desimal
Explanation
The given statement is asking to categorize the number 0.4 as a fraction. In this case, 0.4 can be written as 4/10 or simplified as 2/5. Since it can be expressed as a ratio of two integers, it is considered a decimal fraction or a decimal. Therefore, the correct answer is "pecahan desimal".