Find the sum of following numbers :
(i) (-540), (+ 1560), (+ 540), (- 60)
(ii) (-2754), (+ 754), (- 1000)
(iii) (-981), (-72), (-81), (– 28)
(iv) (- 118), (- 109), (+230),
(- 236), (+ 180)
Answers
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a ) ( - 540 ) ( + 1560 ) ( + 540 ) ( - 60 )
solution
− 842400 × 540 ( - 60 )
- 454896000 ( - 60 )
27293760000
b ) ( - 2754 ) ( + 54 ) ( - 1000 )
solution
- 148716 ( - 1000 )
148716000
c ) ( - 981 ) ( - 72 ) ( - 81 ) ( - 28 )
solution
70632 ( - 81 ) ( - 28 )
- 5721192 ( - 28 )
160193376
d ) ( - 118 ) ( - 109 ) ( + 230 ) ( - 236 ) ( + 180 )
solution
12862 × 230 ( - 236 ) × 180
2958260 ( - 236 ) × 180
− 698149360 × 180
− 125666884800
hope helpful for you
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