Math

To evaluate 18 – 7/? means to find their sum.

• False

• True

In adding 5/15 and 2/30, their LCD is 30

• True

• False

The total of three-sevenths and four-sevenths is one.

• True

• False

In the equation 45 + 5/14 = 45 5/14, the difference is 45 5/14.

• True

• Flase

If the subtrahend is 2/9 and the minuend is 5/9, then the difference is 4/9.

• True

• False

If the subtrahend is 2/9 and the minuend is 5/9, then the difference is 4/9.

• True

• False

To add a whole number and a mixed number, add the whole numbers and copy the proper fraction. Get the lowest term if possible.

• True

• False

When 5/23, 7/23 and 9/23 are added, the numerator is ____

• 23

• 21

• 22

• 20

What is the total of six-elevenths and seven?

• 7 6/11

• 13/11

• 8

• 13/16

Subtracting 10/21 from 17/21 will result to 1/3. Which is the minuend in the statement?

• 10/21

• 1/3

• 17/21