Verify the following
(i) −125+27=27+−125
(ii) −58+−913=−913+−58
(iii) 3+−712=−712+3
(iv) 2−7+12−35=12−35+2−7
Verify each of the following :
(i) (57×1213)×718=57×(1213×718) (ii) −1324×(−125×3536)=(−1324×−125)×3536 (iii) (−95×−103)×21−4=−95×(−103×21−4)
Question 3 (i)
Find the product: 92×(−74)
Verify commutativity of addition of rational numbers for each of the following pairs of rational numbers: (i) −115 and 47 (ii)49 and 7−12 (iii) −35 and −2−15 (iv) 2−7 and 12−35 (v) 4 and −35 (vi) −4 and 4−7