6.5+7.4*9.2 correct number of significant digit ?

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Answer 1 · 2018-06-18T01:43:35

#73# #->2#s.f

#6.5 + 7.4 xx 9.2#

Using PEMDAS;

#6.5 + (7.4 xx 9.2#

#6.5 + 66.24#

#72.74#

#73# #->2#s.f