Natalie put 1/3 cup of flour in a bowl. Her sister put another 3/4 cup of flour in the bowl. They need a total of 4 cups of flour in the bowl.

1/3= 4/12 4+9= 13/12=1 1/12 4-1 1/12=2 1/2

3/4= 9/12

Step-by-step explanation:

If her sister added 4 more 3/4 cups to make the total amount of flour in the bowl 3 3/4 cups all total. Then to make is 4 cups of flour, they will have to add 1/4 more cups of flour.

answer: 45

what is the original number? you forgot to add it.