1. −3.06 ÷ 0.6   −5.1   −0.51   5.1   51   0.51   Hint Half-n-half Clue   2. (7.1 + 8.2) + 9.3 = 7.1 + (8.2 + 9.3) illustrates the _______.   distributive property of multiplication over addition   commutative property of addition   commutative property of multiplication   associative property of multiplication   associative property of addition   Half-n-half Clue   3. (4.2 × 5) × 6 = 4.2 × (5 × 6) illustrates the _______.   associative property of multiplication   associative property of addition   commutative property of addition   commutative property of multiplication   distributive property of multiplication over addition   Half-n-half Clue   4. 2.76 + 3.14 = 3.14 + 2.76 illustrates the _______.   associative property of multiplication   associative property of addition   commutative property of multiplication   distributive property of multiplication over addition   commutative property of addition   Half-n-half Clue   5. 9.3 + (−7) − (−6.9) − 8.2 =   −5.9   8   −8.3   9.2   1   Half-n-half Clue   6. 3.73 × 11.8 + 88.2 × 3.73 =   328.986   373.986   329   37.3   373   Half-n-half Clue   7. 3(6.3 + 9.5) = 3(6.3) + 3(9.5) illustrates the _______.   associative property of addition   associative property of multiplication   commutative property of addition   distributive property of multiplication over addition   commutative property of multiplication   Half-n-half Clue