Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 42 − 48 by rounding each number to the nearest 10: ______
- Estimate 85 − 35 by rounding each number to the nearest 10: ______
- Estimate 41 − 82 by rounding each number to the nearest 10: ______
- Estimate 31 + 29 by rounding each number to the nearest 10: ______
- Estimate 52 − 32 by rounding each number to the nearest 10: ______
- Estimate 51 + 30 by rounding each number to the nearest 10: ______
- Estimate 83 + 62 by rounding each number to the nearest 10: ______
- Estimate 32 − 29 by rounding each number to the nearest 10: ______
- Estimate 88 − 83 by rounding each number to the nearest 10: ______
- Estimate 74 − 69 by rounding each number to the nearest 10: ______
- Estimate 38 + 68 by rounding each number to the nearest 10: ______
- Estimate 83 + 69 by rounding each number to the nearest 10: ______
- Estimate 58 + 60 by rounding each number to the nearest 10: ______
- Estimate 27 + 30 by rounding each number to the nearest 10: ______
- Estimate 45 − 63 by rounding each number to the nearest 10: ______
- Estimate 27 + 82 by rounding each number to the nearest 10: ______
- Estimate 81 − 36 by rounding each number to the nearest 10: ______
- Estimate 45 − 89 by rounding each number to the nearest 10: ______
- Estimate 35 − 24 by rounding each number to the nearest 10: ______
- Estimate 87 + 36 by rounding each number to the nearest 10: ______