c) 3251 – 243 - 3250
c) 3251 – 243 - 3250
c) 3251 – 243 – 3250
= 3251 – 3250 – 243
= 1 – 243
= -242
c) 3251 – 243 - 3250
c) 3251 – 243 – 3250
= 3251 – 3250 – 243
= 1 – 243
= -242