Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 − 66 by rounding each number to the nearest 10: ______
- Estimate 62 − 78 by rounding each number to the nearest 10: ______
- Estimate 37 + 62 by rounding each number to the nearest 10: ______
- Estimate 27 − 30 by rounding each number to the nearest 10: ______
- Estimate 37 − 76 by rounding each number to the nearest 10: ______
- Estimate 82 + 21 by rounding each number to the nearest 10: ______
- Estimate 42 − 54 by rounding each number to the nearest 10: ______
- Estimate 54 − 67 by rounding each number to the nearest 10: ______
- Estimate 26 + 33 by rounding each number to the nearest 10: ______
- Estimate 58 + 69 by rounding each number to the nearest 10: ______
- Estimate 39 − 68 by rounding each number to the nearest 10: ______
- Estimate 25 + 86 by rounding each number to the nearest 10: ______
- Estimate 73 − 76 by rounding each number to the nearest 10: ______
- Estimate 89 − 34 by rounding each number to the nearest 10: ______
- Estimate 89 − 36 by rounding each number to the nearest 10: ______
- Estimate 37 − 29 by rounding each number to the nearest 10: ______
- Estimate 59 + 51 by rounding each number to the nearest 10: ______
- Estimate 38 + 28 by rounding each number to the nearest 10: ______
- Estimate 59 + 85 by rounding each number to the nearest 10: ______
- Estimate 58 − 65 by rounding each number to the nearest 10: ______