simply fy using properties.
Attachments:
Answers
Answered by
3
(a). 1/7 × 2/9 - 3/14 × 1/9 + 2/9 × 1/14
= 2/63 - 1/42 + 2/63
= 4 - 9 + .= -1/43
(b). 6/7 × 49/18 - 7/3 × 1/49 + 6/7b× 1/18
= 7/3 - 1/21 + 1/21
= 49-1+1/21
= 49/21 = 7/3
= 2/63 - 1/42 + 2/63
= 4 - 9 + .= -1/43
(b). 6/7 × 49/18 - 7/3 × 1/49 + 6/7b× 1/18
= 7/3 - 1/21 + 1/21
= 49-1+1/21
= 49/21 = 7/3
rithik2520055:
what property u have used here+?
Answered by
2
Please see the attachment
Attachments:
Similar questions