use the appropriate properties of operations of rational numbers evaluate the following:
2/5X-3/7-1/14-3/7X3/5
Answers
Answered by
4
Answer:
-11/28
Step-by-step explanation:
2/5 × (-3/7) - 1/6 × 3/2 + 1/14 × 2/5
= 2/5 × (-3/7) + 1/14 × 2/5 - (1/6 × 3/2) (by commutativity)
= 2/5(-3/7 + 1/14) - 1/4
= 2/5{(-6 + 1)/14} - 1/4 (by distributivity)
= 2/5(-5/14) - 1/4
= -1/7 - 1/4
= (-4-7)/28
= -11/28
Similar questions