The **least common denominator**, also called **lowest common denominator** (LCD), of **9 and 7** is 63.

**Further detail about this can be seen here. Herein, what is the least common denominator for 7 and 9?**

63

Beside above, what is the LCM of 7 911? 765765

**In respect to this, what do both 7 and 9 go into?**

Second, 8, **7, and 9** all together **go into** more than one number. Maybe finding just one number that fits **would** be enough. The easiest answer is 8(**7**)(**9**) = 504. Since 8, **7, and 9** have no common factors, 504 is the lowest positive number that fits.

## Do 9 and 7 have a common multiple?

Explanation: **7**and**9 have** no **common factor** (apart from 1 ). Therefore the LCM must contain the whole **7** and the whole **9** .

What is the LCM of 9 and 12?

The **LCM of 9 and 12** is thirty-six.

### What is the LCM of 7 and 12?

### What is the LCD of 4 and 8?

The **least common denominator**, also called lowest common denominator (LCD), of 4 and 8 is 8.

### What is the LCM of 6 and 7?

### What is the LCM of 3 and 4?

### What are the common multiples of 4 and 7?

**4**: **4**,8,12,16,20,24,28,32,36,40,44,48,52,56 **7**: **7**,14,21,28,35,42,49,56,63,70,77 Then you find the first number which **4 and 7** have in **common**. **4 and 7** have 28 and 56 in **common** BUT the LCM would be 28 since that’s the LEAST **common**, or the smallest number that they would have in **common**.

### What is the LCM of 8 and 9?

### What is the LCM of 8 and 12?

### Is 72 a perfect square?

Is **72 a perfect square** number? A number is a **perfect square** (or a **square** number) if its **square** root is an integer; that is to say, it is the product of an integer with itself. Here, the **square** root of **72** is about 8.485. Thus, the **square** root of **72** is not an integer, and therefore **72** is not a **square** number.

### What is the LCM of 12 and 15?

### What is the LCM of 3 and 8?

### What can go into 7?

The factors of **7**. Answer : 1,**7**, Related Links : Is **7** a rational number?