evaluate 11/15 - (-7/20)
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Evaluate 11/15-7/20
1115−7201115-720
To write 11151115 as a fraction with a common denominator, multiply by 4444.
1115⋅44−7201115⋅44-720
To write −720-720 as a fraction with a common denominator, multiply by 3333.
1115⋅44−720⋅331115⋅44-720⋅33
Write each expression with a common denominator of 6060, by multiplying each by an appropriate factor of 11.
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Multiply 11151115 and 4444.
11⋅415⋅4−720⋅3311⋅415⋅4-720⋅33
Multiply 1515 by 44.
11⋅460−720⋅3311⋅460-720⋅33
Multiply 720720 and 3333.
11⋅460−7⋅320⋅311⋅460-7⋅320⋅3
Multiply 2020 by 33.
11⋅460−
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