Estimating Answers to Simple Calculations

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25 questions

Show answers

- Q1True or false: to estimate 4.1 x 5.1 we would do 4 x 5?truefalseTrue or False30s
- Q2What would we do to estimate 5.1 x 4.9?6x55x46x45x530s
- Q3What is the best estimate of 5.1 x 4.9?2430252630s
- Q4Link these calculations to their roundings:Users link answersLinking30s
- Q5Link these calculations to their best estimates:Users link answersLinking30s
- Q6Sort these:Users sort answers between categoriesSorting30s
- Q7Sort these into their best estimates:Users sort answers between categoriesSorting30s
- Q8Link these calculations to their roundings:Users link answersLinking30s
- Q9Link these calculations to their best estimates:Users link answersLinking30s
- Q10Estimate 4.2 x 5.1Users enter free textType an Answer30s
- Q11True or false: to estimate 3.2 x 5.8 we would do 3 x 5?falsetrueTrue or False30s
- Q12What is the best estimate of 4.3 x 9.9?4540445030s
- Q13Link these calculations to their roundings:Users link answersLinking30s
- Q14True or false: 17.8 x 21.3 can be rounded to 10 x 20?falsetrueTrue or False30s
- Q15Sort these:Users sort answers between categoriesSorting30s