UPSKILL MATH PLUS

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### Theory

 1 What is estimation 2 Estimate to the nearest tens by rounding off 3 Estimate to the nearest hundreds by rounding off 4 Estimate to the nearest thousands by rounding off 5 Estimating the outcomes 6 Estimating the sum or difference 7 Estimate the products or quotients 8 Using brackets and how to use it 9 Expanding brackets 10 Roman Numerals

### Practice Questions

 1 Rounding off to nearest tens and hundreds Difficulty: easy 3 2 Fill in the nearest hundreds and thousands Difficulty: easy 3 3 Check and say true or false Difficulty: easy 2 4 Estimate the sum Difficulty: easy 3 5 Calculate the difference in population Difficulty: easy 3 6 Determine the quotient Difficulty: easy 3 7 Use bracket to convert the sentence Difficulty: easy 3 8 Convert the roman numerals to numbers Difficulty: easy 3 9 Determine the reasonable estimation (sum) Difficulty: medium 4 10 Choose the reasonable estimation (product) Difficulty: medium 4 11 Calculate estimated sum and difference of two numbers Difficulty: medium 2 12 Find the number with the help of its estimated value Difficulty: medium 4 13 Find the estimated cost Difficulty: medium 4 14 Caculate the estimated amount received Difficulty: medium 4 15 Transform the numbers to roman numerals Difficulty: medium 4 16 Find the product by expanding the brackets in it Difficulty: medium 4 17 Determine nearest 10, 100, 1000 Difficulty: hard 5 18 Estimate the sum and find the difference of acual and estimated value Difficulty: hard 5 19 Estimate by general rule Difficulty: hard 5 20 Determine the product by expanding the brackets in it Difficulty: hard 5 21 Add and subtract the roman numerals Difficulty: hard 5

### Tests

 1 Training test Difficulty: medium 12 2 Training test Difficulty: medium 14

### Teacher manual

 1 Methodical recommendation