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Question
Using appropriate properties find
`2/5 xx (-3/7) - 1/6 xx 3/2 + 1/14 xx 2/5`
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Solution 1
Solution 2
RELATED QUESTIONS
Name the property under multiplication used in given:
`-19/29 xx 29/(-19) = 1`
Verify commutativty of addition of rational numbers for each of the following pairs of rotional numbers:
Find: `3/7 + ((-6)/11) + ((-8)/21) + (5/22)`.
For all rational numbers x and y, x – y = y – x.
For all rational numbers x and y, x × y = y × x.
Subtraction of rational number is commutative.
Rational numbers can be added (or multiplied) in any order
`(-4)/5 xx (-6)/5 = (-6)/5 xx (-4)/5`
Using suitable rearrangement and find the sum:
`-5 + 7/10 + 3/7 + (-3) + 5/14 + (-4)/5`
Verify the property x × y = y × x of rational numbers by using
`x = (-5)/7` and `y = 14/15`
Name the property used in the following.
`-7/11 xx (-3)/5 = (-3)/5 xx (-7)/11`
