Ali spent 2/5 of his savings on a book and 1/4 of his savings on stationery. What fraction of his savings did he spend in total?
Show Worked Solution
Worked Solution
Step 1: Find the LCD of 5 and 4. LCD = 20.
Step 2: Convert 2/5 to twentieths: 2/5 = 8/20.
Step 3: Convert 1/4 to twentieths: 1/4 = 5/20.
Step 4: Add: 8/20 + 5/20 = 13/20.
Ali spent 13/20 of his savings in total.
Correct answer: 13/20
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