Lisa was assigned 64 pages to read for English class. She has ?nished of the assignment. How many more pages must she read?
If Lisa has read 3/4 of the assignment, she has 1/4 left to go. To find 1/4 of a number, divide the number by 4; 64 ÷ 4 = 16 pages. If you choose a, you found the number of pages in which she already read