How do you evaluate #7\times 10+ 1+ 7#?

1 Answer
Kushagra
Nov 14, 2017

First, do multiplication
#7 xx 10 +1 +7#
#color(white)(d)darr#
#color(white)(d)70+1+7#
Add 1 and 7
#70+1+7#
#color(white)(ddddio)darr#
#70+color(white)(di)8#
Add them
#70+8#
#color(white)(dd)darr#
#color(white)(dd)78#

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