Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 + 61 by rounding each number to the nearest 10: ______
- Estimate 43 + 88 by rounding each number to the nearest 10: ______
- Estimate 41 − 36 by rounding each number to the nearest 10: ______
- Estimate 31 − 46 by rounding each number to the nearest 10: ______
- Estimate 39 + 81 by rounding each number to the nearest 10: ______
- Estimate 69 + 54 by rounding each number to the nearest 10: ______
- Estimate 59 − 65 by rounding each number to the nearest 10: ______
- Estimate 25 + 68 by rounding each number to the nearest 10: ______
- Estimate 88 − 74 by rounding each number to the nearest 10: ______
- Estimate 72 − 38 by rounding each number to the nearest 10: ______
- Estimate 69 + 36 by rounding each number to the nearest 10: ______
- Estimate 27 − 54 by rounding each number to the nearest 10: ______
- Estimate 27 − 48 by rounding each number to the nearest 10: ______
- Estimate 39 + 21 by rounding each number to the nearest 10: ______
- Estimate 40 − 79 by rounding each number to the nearest 10: ______
- Estimate 31 − 29 by rounding each number to the nearest 10: ______
- Estimate 70 − 45 by rounding each number to the nearest 10: ______
- Estimate 88 + 83 by rounding each number to the nearest 10: ______
- Estimate 73 − 63 by rounding each number to the nearest 10: ______
- Estimate 21 + 69 by rounding each number to the nearest 10: ______