Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 78 − 70 by rounding each number to the nearest 10: ______
- Estimate 86 − 37 by rounding each number to the nearest 10: ______
- Estimate 59 + 69 by rounding each number to the nearest 10: ______
- Estimate 38 + 27 by rounding each number to the nearest 10: ______
- Estimate 73 − 65 by rounding each number to the nearest 10: ______
- Estimate 73 − 80 by rounding each number to the nearest 10: ______
- Estimate 73 − 62 by rounding each number to the nearest 10: ______
- Estimate 83 + 77 by rounding each number to the nearest 10: ______
- Estimate 65 − 43 by rounding each number to the nearest 10: ______
- Estimate 78 − 44 by rounding each number to the nearest 10: ______
- Estimate 28 − 85 by rounding each number to the nearest 10: ______
- Estimate 38 + 67 by rounding each number to the nearest 10: ______
- Estimate 38 + 31 by rounding each number to the nearest 10: ______
- Estimate 53 − 78 by rounding each number to the nearest 10: ______
- Estimate 54 − 36 by rounding each number to the nearest 10: ______
- Estimate 49 − 21 by rounding each number to the nearest 10: ______
- Estimate 81 − 78 by rounding each number to the nearest 10: ______
- Estimate 24 + 45 by rounding each number to the nearest 10: ______
- Estimate 59 − 46 by rounding each number to the nearest 10: ______
- Estimate 79 + 51 by rounding each number to the nearest 10: ______