Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 41 + 38 by rounding each number to the nearest 10: ______
- Estimate 51 + 47 by rounding each number to the nearest 10: ______
- Estimate 73 + 54 by rounding each number to the nearest 10: ______
- Estimate 22 − 37 by rounding each number to the nearest 10: ______
- Estimate 25 + 32 by rounding each number to the nearest 10: ______
- Estimate 26 + 46 by rounding each number to the nearest 10: ______
- Estimate 55 − 74 by rounding each number to the nearest 10: ______
- Estimate 72 + 30 by rounding each number to the nearest 10: ______
- Estimate 80 − 48 by rounding each number to the nearest 10: ______
- Estimate 61 − 75 by rounding each number to the nearest 10: ______
- Estimate 53 − 85 by rounding each number to the nearest 10: ______
- Estimate 66 + 68 by rounding each number to the nearest 10: ______
- Estimate 31 + 39 by rounding each number to the nearest 10: ______
- Estimate 53 + 84 by rounding each number to the nearest 10: ______
- Estimate 86 + 22 by rounding each number to the nearest 10: ______
- Estimate 29 − 39 by rounding each number to the nearest 10: ______
- Estimate 74 − 31 by rounding each number to the nearest 10: ______
- Estimate 83 + 76 by rounding each number to the nearest 10: ______
- Estimate 56 + 37 by rounding each number to the nearest 10: ______
- Estimate 47 + 35 by rounding each number to the nearest 10: ______