Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 42 − 56 by rounding each number to the nearest 10: ______
- Estimate 86 − 33 by rounding each number to the nearest 10: ______
- Estimate 87 − 61 by rounding each number to the nearest 10: ______
- Estimate 29 + 68 by rounding each number to the nearest 10: ______
- Estimate 82 − 29 by rounding each number to the nearest 10: ______
- Estimate 27 + 89 by rounding each number to the nearest 10: ______
- Estimate 87 − 87 by rounding each number to the nearest 10: ______
- Estimate 89 + 87 by rounding each number to the nearest 10: ______
- Estimate 35 + 25 by rounding each number to the nearest 10: ______
- Estimate 34 + 39 by rounding each number to the nearest 10: ______
- Estimate 27 − 44 by rounding each number to the nearest 10: ______
- Estimate 42 − 21 by rounding each number to the nearest 10: ______
- Estimate 58 − 58 by rounding each number to the nearest 10: ______
- Estimate 26 − 41 by rounding each number to the nearest 10: ______
- Estimate 45 + 68 by rounding each number to the nearest 10: ______
- Estimate 46 + 57 by rounding each number to the nearest 10: ______
- Estimate 42 − 77 by rounding each number to the nearest 10: ______
- Estimate 65 − 89 by rounding each number to the nearest 10: ______
- Estimate 74 − 46 by rounding each number to the nearest 10: ______
- Estimate 67 − 50 by rounding each number to the nearest 10: ______