Standard Mathematics Primary 5 Decimals

A 1.5 m roll of wire costs $4.50. What is the cost of 1 metre of wire?

A $0.30
B $3.00
C $6.75
D $30.00
Show Worked Solution

Worked Solution

Step 1: Set up the division: $4.50 ÷ 1.5. Step 2: Eliminate the decimal in the divisor by multiplying both numbers by 10: 4.50 × 10 = 45 1.5 × 10 = 15 Step 3: Divide: 45 ÷ 15 = 3. Step 4: Answer = $3.00 per metre. Answer: $3.00

Correct answer: $3.00

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