Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 27 − 36 by rounding each number to the nearest 10: ______
- Estimate 33 + 83 by rounding each number to the nearest 10: ______
- Estimate 36 + 87 by rounding each number to the nearest 10: ______
- Estimate 69 + 47 by rounding each number to the nearest 10: ______
- Estimate 51 + 46 by rounding each number to the nearest 10: ______
- Estimate 41 − 33 by rounding each number to the nearest 10: ______
- Estimate 41 + 39 by rounding each number to the nearest 10: ______
- Estimate 22 − 75 by rounding each number to the nearest 10: ______
- Estimate 50 + 30 by rounding each number to the nearest 10: ______
- Estimate 85 + 62 by rounding each number to the nearest 10: ______
- Estimate 83 − 60 by rounding each number to the nearest 10: ______
- Estimate 38 + 75 by rounding each number to the nearest 10: ______
- Estimate 49 + 59 by rounding each number to the nearest 10: ______
- Estimate 57 − 72 by rounding each number to the nearest 10: ______
- Estimate 65 − 59 by rounding each number to the nearest 10: ______
- Estimate 63 − 84 by rounding each number to the nearest 10: ______
- Estimate 56 − 88 by rounding each number to the nearest 10: ______
- Estimate 89 + 89 by rounding each number to the nearest 10: ______
- Estimate 21 − 35 by rounding each number to the nearest 10: ______
- Estimate 71 + 72 by rounding each number to the nearest 10: ______