1.-4/9-1/9 2.1//2) 3.-4 1/2-1 1/4 4.8-5 2/3 5.-3//3) 6.2 1/6-3 15. cory's checking account has $75.10 on thursday. one of her checks was cashed on friday and her account wen down to -$13.75. what was the value of the check that was cashed? 16. the boiling point of krypton is -244.1° f. the melting point of krypton is -251° f. what is the difference between the boiling point and the melting point? answer these. i'll give