Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 55 + 27 by rounding each number to the nearest 10: ______
- Estimate 38 + 78 by rounding each number to the nearest 10: ______
- Estimate 36 − 68 by rounding each number to the nearest 10: ______
- Estimate 72 − 58 by rounding each number to the nearest 10: ______
- Estimate 34 − 45 by rounding each number to the nearest 10: ______
- Estimate 51 − 58 by rounding each number to the nearest 10: ______
- Estimate 29 − 34 by rounding each number to the nearest 10: ______
- Estimate 81 − 38 by rounding each number to the nearest 10: ______
- Estimate 63 − 25 by rounding each number to the nearest 10: ______
- Estimate 40 − 81 by rounding each number to the nearest 10: ______
- Estimate 68 + 73 by rounding each number to the nearest 10: ______
- Estimate 61 + 27 by rounding each number to the nearest 10: ______
- Estimate 53 − 45 by rounding each number to the nearest 10: ______
- Estimate 88 − 64 by rounding each number to the nearest 10: ______
- Estimate 71 + 50 by rounding each number to the nearest 10: ______
- Estimate 61 + 33 by rounding each number to the nearest 10: ______
- Estimate 68 − 59 by rounding each number to the nearest 10: ______
- Estimate 67 − 55 by rounding each number to the nearest 10: ______
- Estimate 85 − 58 by rounding each number to the nearest 10: ______
- Estimate 35 − 50 by rounding each number to the nearest 10: ______