Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 77 − 44 by rounding each number to the nearest 10: ______
- Estimate 53 − 31 by rounding each number to the nearest 10: ______
- Estimate 73 + 82 by rounding each number to the nearest 10: ______
- Estimate 31 − 86 by rounding each number to the nearest 10: ______
- Estimate 73 + 83 by rounding each number to the nearest 10: ______
- Estimate 68 + 39 by rounding each number to the nearest 10: ______
- Estimate 85 − 77 by rounding each number to the nearest 10: ______
- Estimate 69 − 48 by rounding each number to the nearest 10: ______
- Estimate 58 − 85 by rounding each number to the nearest 10: ______
- Estimate 71 − 37 by rounding each number to the nearest 10: ______
- Estimate 82 − 63 by rounding each number to the nearest 10: ______
- Estimate 84 + 35 by rounding each number to the nearest 10: ______
- Estimate 87 − 65 by rounding each number to the nearest 10: ______
- Estimate 58 + 33 by rounding each number to the nearest 10: ______
- Estimate 73 + 65 by rounding each number to the nearest 10: ______
- Estimate 25 + 79 by rounding each number to the nearest 10: ______
- Estimate 21 + 35 by rounding each number to the nearest 10: ______
- Estimate 83 − 36 by rounding each number to the nearest 10: ______
- Estimate 87 + 42 by rounding each number to the nearest 10: ______
- Estimate 44 − 87 by rounding each number to the nearest 10: ______