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Simon makes 8 towers of 10 blocks each. Ron makes 9 towers of 10 blocks each. How many blocks did they use?
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Simon makes 8 towers of 10 blocks each. Ron makes 9 towers of 10 blocks each. How many blocks did they use?

User Robert Hawkey
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1 Answer

2 votes
8 × 10=80
9×10=90
80+90=170

the answer is 170
User Le Zhang
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