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Exercises + Solutions: Write multiplicative inverse of numbers 10, 5, -20, -40, 100, 7. Write multiplicative inverse of numbers 1/2, 7/3, 1 2/3, -3 7/10, -1 2/9. Write multiplicative inverse of numbers 0.5, 0.2, -1.2, 2.45, -3.05, 0.008. Is there multiplicative inverse of zero? Write additive inverse of numbers 4, 3, 1023, -2, -1 -100. Write additive inverse of numbers 1/2, 1 3/7, -2 5/6, -4/9. Write additive inverse of numbers 0.3, 1.7, -1.3, -7.02, -0.143. Is there additive inverse of zero?