7. Match the following:
(i) 425 × 136 = 425 × (6 + 30 +100) (a) Commutativity under multiplication.
(ii) 2 × 49 × 50 = 2 × 50 × 49 (b) Commutativity under addition.
(iii) 80 + 2005 + 20 = 80 + 20 + 2005 (c) Distributivity of multiplication over addition.
(i) |
(c) Distributivity of multiplication over addition. |
(ii) |
(a) Commutativity under multiplication. |
(iii) |
(b) Commutativity under addition. |