if 87 × 66=5742 which of the following is true (1)87÷66=5742 (2)66÷ 87=5742 (3)5742÷66=87 (4) 5742×66=87
Answers
Answer:
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Q. 66
5.0
( 1 Vote )
Match the followi
Class 7th
NCERT - Exemplar Mathematics
8. Rationals Numbers
Answer
(i) (c)
⇒
⇒
= 1
Note: To divide one rational number by other non zero rational number, We multiply the first rational number by reciprocal of the other.
(ii) (e)
⇒
⇒
Note: To divide one rational number by other non-zero rational number, We multiply the first rational number by reciprocal of the other.
(iii) (a)
⇒
⇒
Reciprocal of (-1) is itself (-1).
(iv) (b)
⇒
= -1
Note: To divide one rational number by other non-zero rational number, We multiply the first rational number by reciprocal of the other.