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Multiplying One-Digit Numbers by Multiples of Ten
Worksheet
Grade Level
Grade 3
3.12 Multiplying One-Digit Numbers by Multiples of Ten
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🔴 Hard
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In the school garden, each row has 90 tickets. There are 4 rows. How many tickets are there in all? Select the product and the place-value reasoning.
A
Product: 36. Reason: Multiply 4 × 9 but forget the tens place.
B
Product: 3,600. Reason: Attach two zeros after multiplying 4 × 9.
C
Product: 360. Reason: 90 is 9 tens, and 4 × 9 tens = 36 tens = 360.
D
Product: 400. Reason: Use 10 tens instead of 9 tens.
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