Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 + 45 by rounding each number to the nearest 10: ______
- Estimate 63 + 29 by rounding each number to the nearest 10: ______
- Estimate 60 + 81 by rounding each number to the nearest 10: ______
- Estimate 36 + 30 by rounding each number to the nearest 10: ______
- Estimate 49 − 21 by rounding each number to the nearest 10: ______
- Estimate 58 − 29 by rounding each number to the nearest 10: ______
- Estimate 88 − 39 by rounding each number to the nearest 10: ______
- Estimate 62 − 75 by rounding each number to the nearest 10: ______
- Estimate 35 + 24 by rounding each number to the nearest 10: ______
- Estimate 29 + 43 by rounding each number to the nearest 10: ______
- Estimate 56 − 36 by rounding each number to the nearest 10: ______
- Estimate 70 − 49 by rounding each number to the nearest 10: ______
- Estimate 60 + 61 by rounding each number to the nearest 10: ______
- Estimate 51 − 50 by rounding each number to the nearest 10: ______
- Estimate 27 − 66 by rounding each number to the nearest 10: ______
- Estimate 61 − 40 by rounding each number to the nearest 10: ______
- Estimate 55 − 64 by rounding each number to the nearest 10: ______
- Estimate 39 − 26 by rounding each number to the nearest 10: ______
- Estimate 69 − 89 by rounding each number to the nearest 10: ______
- Estimate 71 + 86 by rounding each number to the nearest 10: ______