Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 + 26 by rounding each number to the nearest 10: ______
- Estimate 22 + 50 by rounding each number to the nearest 10: ______
- Estimate 38 + 38 by rounding each number to the nearest 10: ______
- Estimate 89 − 38 by rounding each number to the nearest 10: ______
- Estimate 62 − 31 by rounding each number to the nearest 10: ______
- Estimate 25 + 85 by rounding each number to the nearest 10: ______
- Estimate 54 − 58 by rounding each number to the nearest 10: ______
- Estimate 89 + 65 by rounding each number to the nearest 10: ______
- Estimate 61 − 64 by rounding each number to the nearest 10: ______
- Estimate 88 + 51 by rounding each number to the nearest 10: ______
- Estimate 26 + 86 by rounding each number to the nearest 10: ______
- Estimate 73 + 73 by rounding each number to the nearest 10: ______
- Estimate 26 + 52 by rounding each number to the nearest 10: ______
- Estimate 45 + 40 by rounding each number to the nearest 10: ______
- Estimate 75 + 29 by rounding each number to the nearest 10: ______
- Estimate 73 + 84 by rounding each number to the nearest 10: ______
- Estimate 26 + 50 by rounding each number to the nearest 10: ______
- Estimate 68 − 46 by rounding each number to the nearest 10: ______
- Estimate 54 − 58 by rounding each number to the nearest 10: ______
- Estimate 51 − 65 by rounding each number to the nearest 10: ______