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 68 + 39 by rounding each number to the nearest 10: ______
- Estimate 35 + 83 by rounding each number to the nearest 10: ______
- Estimate 77 − 55 by rounding each number to the nearest 10: ______
- Estimate 87 − 31 by rounding each number to the nearest 10: ______
- Estimate 55 + 59 by rounding each number to the nearest 10: ______
- Estimate 89 − 60 by rounding each number to the nearest 10: ______
- Estimate 48 − 37 by rounding each number to the nearest 10: ______
- Estimate 65 + 49 by rounding each number to the nearest 10: ______
- Estimate 58 − 40 by rounding each number to the nearest 10: ______
- Estimate 61 − 86 by rounding each number to the nearest 10: ______
- Estimate 80 + 59 by rounding each number to the nearest 10: ______
- Estimate 76 − 35 by rounding each number to the nearest 10: ______
- Estimate 25 − 38 by rounding each number to the nearest 10: ______
- Estimate 85 − 89 by rounding each number to the nearest 10: ______
- Estimate 57 − 25 by rounding each number to the nearest 10: ______
- Estimate 52 − 59 by rounding each number to the nearest 10: ______
- Estimate 88 − 23 by rounding each number to the nearest 10: ______
- Estimate 51 − 35 by rounding each number to the nearest 10: ______
- Estimate 65 + 45 by rounding each number to the nearest 10: ______