Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 − 80 by rounding each number to the nearest 10: ______
- Estimate 80 − 75 by rounding each number to the nearest 10: ______
- Estimate 44 + 66 by rounding each number to the nearest 10: ______
- Estimate 35 − 67 by rounding each number to the nearest 10: ______
- Estimate 83 − 72 by rounding each number to the nearest 10: ______
- Estimate 89 + 46 by rounding each number to the nearest 10: ______
- Estimate 73 + 41 by rounding each number to the nearest 10: ______
- Estimate 31 + 68 by rounding each number to the nearest 10: ______
- Estimate 85 − 86 by rounding each number to the nearest 10: ______
- Estimate 73 − 30 by rounding each number to the nearest 10: ______
- Estimate 51 + 78 by rounding each number to the nearest 10: ______
- Estimate 56 + 24 by rounding each number to the nearest 10: ______
- Estimate 81 + 64 by rounding each number to the nearest 10: ______
- Estimate 22 + 70 by rounding each number to the nearest 10: ______
- Estimate 33 + 24 by rounding each number to the nearest 10: ______
- Estimate 79 − 37 by rounding each number to the nearest 10: ______
- Estimate 72 + 39 by rounding each number to the nearest 10: ______
- Estimate 68 + 42 by rounding each number to the nearest 10: ______
- Estimate 22 + 24 by rounding each number to the nearest 10: ______
- Estimate 37 + 38 by rounding each number to the nearest 10: ______