Episode 1 of 5
Estimate, then multiply by tens
The question
Estimate first and then multiply. Use a calculator to check the answers.
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(a) 83 × 60
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(b) 212 × 40
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(c) 90 × 3400
Try it first, then show the answerHide the answer
Answer
- (a)4980
- (b)8480
- (c)306 000
Look
