Advertisements
Advertisements
Question
Check the following for equality
(11 + 7) + 10 and 11 + (7 + 10)
Advertisements
Solution
L.H.S = (11 + 7) + 10
= 18 + 10
= 28
R.H.S = 11 + (7 + 10)
= 11 + (17)
= 28
L.H.S = R.H.S
∴ (11 + 7) + 10 = 11 + (7 + 10)
APPEARS IN
RELATED QUESTIONS
Are (11 + 7) + 10 and 11 + (7 + 10) equal? Mention the property.
The temperature at 12 noon at a certain place was 18° above zero. If it decreases at the rate of 3° per hour at what time if would be 12° below zero?
Identify the problem with negative numbers as its answer:
When Kala woke up, her body temperature was 102°F. She took medicine for fever. After 2 hours it was 2°F lower. What was her temperature then?
(–5) – (–18) = _____
Find the value of (−25) + 60 + (−95) + (−385)
Integers are closed under subtraction.
(–23) + 47 is same as 47 + (–23).
a – b = b – a
The sum of an integer and its additive inverse is zero (0).
