Question
(a). Choose the largest and smallest integer among the following: [4 MARKS]
32,−50,−75,120,−365,175
(b). Simplify:
(−3)+(−2)+(−5)+7
(c). −6÷3=?
(d). 3×6×2×(−40)=?
Answer: Option A
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Each option: 1 Mark
(a). Largest = 175, Smallest = −365
(b). [(−3)+(−2)]+[(−5)+7]
⇒[−3−2]+[−5+7]
⇒[−5+2]=−3
(c). −6÷−3=−6−3=2
(⇒−÷−=+)
(d). 3×6×2×(−40)
⇒18×2×(−40)
⇒36×(−40)=−1440
(⇒as+×−=−)
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