Ahmad has 246 stickers. He gives away 78 stickers to his friends at the school canteen. How many stickers does Ahmad have left?
Show Worked Solution
Worked Solution
Step 1: Read the problem. Ahmad gives away stickers, so we subtract.
246 − 78
Step 2: Use the mental calculation strategy — subtract in parts.
246 − 78 = 246 − 80 + 2
Step 3: 246 − 80 = 166
Step 4: 166 + 2 = 168
Answer: Ahmad has 168 stickers left.
Correct answer: 168
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