Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 + 63 by rounding each number to the nearest 10: ______
- Estimate 43 − 26 by rounding each number to the nearest 10: ______
- Estimate 43 − 21 by rounding each number to the nearest 10: ______
- Estimate 72 + 53 by rounding each number to the nearest 10: ______
- Estimate 67 + 39 by rounding each number to the nearest 10: ______
- Estimate 67 + 87 by rounding each number to the nearest 10: ______
- Estimate 46 − 84 by rounding each number to the nearest 10: ______
- Estimate 62 + 66 by rounding each number to the nearest 10: ______
- Estimate 43 + 55 by rounding each number to the nearest 10: ______
- Estimate 87 − 38 by rounding each number to the nearest 10: ______
- Estimate 76 + 88 by rounding each number to the nearest 10: ______
- Estimate 63 − 62 by rounding each number to the nearest 10: ______
- Estimate 81 − 32 by rounding each number to the nearest 10: ______
- Estimate 37 − 49 by rounding each number to the nearest 10: ______
- Estimate 48 + 44 by rounding each number to the nearest 10: ______
- Estimate 85 − 86 by rounding each number to the nearest 10: ______
- Estimate 81 − 86 by rounding each number to the nearest 10: ______
- Estimate 73 − 85 by rounding each number to the nearest 10: ______
- Estimate 79 − 37 by rounding each number to the nearest 10: ______
- Estimate 38 − 83 by rounding each number to the nearest 10: ______