Standard Mathematics Primary 3 Addition and Subtraction

Ravi had $3.20. He spent $1.75 on a pack of trading cards. How much money did he have left?

A $1.45
B $1.55
C $2.45
D $1.95
Show Worked Solution

Worked Solution

Step 1: Convert to cents: $3.20 = 320 cents, $1.75 = 175 cents Step 2: Subtract using regrouping: 320 − 175 = 320 − 100 − 75 = 220 − 75 = 145 cents Step 3: Convert back: 145 cents = $1.45

Correct answer: $1.45

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