Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 + 61 by rounding each number to the nearest 10: ______
- Estimate 29 + 27 by rounding each number to the nearest 10: ______
- Estimate 34 + 61 by rounding each number to the nearest 10: ______
- Estimate 50 + 63 by rounding each number to the nearest 10: ______
- Estimate 56 + 56 by rounding each number to the nearest 10: ______
- Estimate 88 + 77 by rounding each number to the nearest 10: ______
- Estimate 54 + 42 by rounding each number to the nearest 10: ______
- Estimate 57 + 50 by rounding each number to the nearest 10: ______
- Estimate 61 + 65 by rounding each number to the nearest 10: ______
- Estimate 44 − 73 by rounding each number to the nearest 10: ______
- Estimate 29 − 82 by rounding each number to the nearest 10: ______
- Estimate 65 + 85 by rounding each number to the nearest 10: ______
- Estimate 37 + 29 by rounding each number to the nearest 10: ______
- Estimate 28 + 49 by rounding each number to the nearest 10: ______
- Estimate 60 − 46 by rounding each number to the nearest 10: ______
- Estimate 44 + 61 by rounding each number to the nearest 10: ______
- Estimate 33 − 78 by rounding each number to the nearest 10: ______
- Estimate 89 − 86 by rounding each number to the nearest 10: ______
- Estimate 24 + 30 by rounding each number to the nearest 10: ______
- Estimate 39 + 38 by rounding each number to the nearest 10: ______