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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 6 - Mathematics
3.10 Subtraction in Rational Numbers - II

Example:
4/9 - 3/10 = _____?
In the above problem, the denominators are not same, therefore, first find the LCM of the denominators.
LCM of 9 and 10 is 90.
Therefore, (4x10)/90 - (3x9)/90 = (40-27)/90 = 13/90
Directions: Solve the following subtraction problems and write the answer without simplifying. Also write at least 10 examples of your own.
Q 1: 81/10 - 31/10 = _____ ?
Answer:

Q 2: 521/12 -256/9 = _____?
Answer:

Q 3: 15/6 - 17/8 = ______?
Answer:

Q 4: 23/7 - 81/2 = _____?
Answer:

Q 5: 251/3 - 201/21 = _____ ?
Answer:

Q 6: 386/4 - 281/6 = _____ ?
Answer:

Q 7: 251/3 - 3/22 = _____ ?
Answer:

Q 8: 4/5 - 4/6 = _____?
Answer:

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Question 10: This question is available to subscribers only!


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