Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 − 72 by rounding each number to the nearest 10: ______
- Estimate 29 − 34 by rounding each number to the nearest 10: ______
- Estimate 49 + 28 by rounding each number to the nearest 10: ______
- Estimate 23 + 33 by rounding each number to the nearest 10: ______
- Estimate 89 + 84 by rounding each number to the nearest 10: ______
- Estimate 83 − 55 by rounding each number to the nearest 10: ______
- Estimate 73 − 23 by rounding each number to the nearest 10: ______
- Estimate 59 + 58 by rounding each number to the nearest 10: ______
- Estimate 52 − 37 by rounding each number to the nearest 10: ______
- Estimate 32 − 36 by rounding each number to the nearest 10: ______
- Estimate 48 − 59 by rounding each number to the nearest 10: ______
- Estimate 83 + 39 by rounding each number to the nearest 10: ______
- Estimate 48 − 46 by rounding each number to the nearest 10: ______
- Estimate 88 + 68 by rounding each number to the nearest 10: ______
- Estimate 63 − 85 by rounding each number to the nearest 10: ______
- Estimate 74 + 23 by rounding each number to the nearest 10: ______
- Estimate 82 + 26 by rounding each number to the nearest 10: ______
- Estimate 81 + 46 by rounding each number to the nearest 10: ______
- Estimate 60 + 82 by rounding each number to the nearest 10: ______
- Estimate 82 − 23 by rounding each number to the nearest 10: ______