Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 − 41 by rounding each number to the nearest 10: ______
- Estimate 39 − 38 by rounding each number to the nearest 10: ______
- Estimate 40 + 27 by rounding each number to the nearest 10: ______
- Estimate 30 + 24 by rounding each number to the nearest 10: ______
- Estimate 45 − 41 by rounding each number to the nearest 10: ______
- Estimate 76 − 83 by rounding each number to the nearest 10: ______
- Estimate 84 + 88 by rounding each number to the nearest 10: ______
- Estimate 72 + 40 by rounding each number to the nearest 10: ______
- Estimate 84 + 36 by rounding each number to the nearest 10: ______
- Estimate 52 + 26 by rounding each number to the nearest 10: ______
- Estimate 37 + 25 by rounding each number to the nearest 10: ______
- Estimate 84 − 52 by rounding each number to the nearest 10: ______
- Estimate 45 + 32 by rounding each number to the nearest 10: ______
- Estimate 30 − 55 by rounding each number to the nearest 10: ______
- Estimate 69 + 82 by rounding each number to the nearest 10: ______
- Estimate 81 + 25 by rounding each number to the nearest 10: ______
- Estimate 38 − 42 by rounding each number to the nearest 10: ______
- Estimate 38 + 83 by rounding each number to the nearest 10: ______
- Estimate 83 − 46 by rounding each number to the nearest 10: ______
- Estimate 32 + 87 by rounding each number to the nearest 10: ______