Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 + 58 by rounding each number to the nearest 10: ______
- Estimate 30 + 84 by rounding each number to the nearest 10: ______
- Estimate 76 − 49 by rounding each number to the nearest 10: ______
- Estimate 66 + 85 by rounding each number to the nearest 10: ______
- Estimate 29 − 87 by rounding each number to the nearest 10: ______
- Estimate 84 − 43 by rounding each number to the nearest 10: ______
- Estimate 89 + 34 by rounding each number to the nearest 10: ______
- Estimate 37 − 44 by rounding each number to the nearest 10: ______
- Estimate 61 + 83 by rounding each number to the nearest 10: ______
- Estimate 85 + 85 by rounding each number to the nearest 10: ______
- Estimate 37 − 63 by rounding each number to the nearest 10: ______
- Estimate 43 + 65 by rounding each number to the nearest 10: ______
- Estimate 67 − 80 by rounding each number to the nearest 10: ______
- Estimate 47 + 26 by rounding each number to the nearest 10: ______
- Estimate 84 + 71 by rounding each number to the nearest 10: ______
- Estimate 56 + 58 by rounding each number to the nearest 10: ______
- Estimate 30 + 27 by rounding each number to the nearest 10: ______
- Estimate 56 + 57 by rounding each number to the nearest 10: ______
- Estimate 36 + 42 by rounding each number to the nearest 10: ______
- Estimate 69 + 61 by rounding each number to the nearest 10: ______