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EXERCISE 1A, , 1, Evaluate:, (1) 15 +(-8) (u) (-16)+9 (ut) (~7) +(~23), (iv) (-32) +47 (v) 53 +(=26), , (vi) (48) +(-36), \, , ), (ut) -2035 and 297, (v) +1000 and 438 (vi) -238 and 500, , 2, Find the sum of:, , () 153 and -302 (4) 1005 and -277, (iv) -489 and -324, , 3. Find the additive inverse of;, , () -83. (i) 256 (1) 0 (iv) -2001, , Scanned by CamScanner, , Scanned with CamScanne, , Intogorn 5, Se. en,, , 4, Subtract:, , (1) 28 from -42 (it) =36 from 42 (i) -37 from -53, (iv) -66 from -34 (v) 318 from 0 (vi) =153 from -240, (vil) -64 from 0 (vill) -86 from 144, , 5. Subtract the sum of -1032 and 878 from -34, #, 6. Subtract -134 from the sum of 38 and -87,