Match each problem (term) with its sum or difference (definition)

6.45 + 19.82 a) 4.467
64.5 + 1.983 b) 66.483
6.45 − 1.983 c) 44.67
64.5 − 19.83 d) 26.27

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

Is a positive integer raised to a negative power always positive

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !