Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 + 47 by rounding each number to the nearest 10: ______
- Estimate 89 + 32 by rounding each number to the nearest 10: ______
- Estimate 28 − 29 by rounding each number to the nearest 10: ______
- Estimate 50 + 74 by rounding each number to the nearest 10: ______
- Estimate 60 + 26 by rounding each number to the nearest 10: ______
- Estimate 53 + 58 by rounding each number to the nearest 10: ______
- Estimate 34 + 87 by rounding each number to the nearest 10: ______
- Estimate 62 + 75 by rounding each number to the nearest 10: ______
- Estimate 82 + 83 by rounding each number to the nearest 10: ______
- Estimate 60 + 36 by rounding each number to the nearest 10: ______
- Estimate 74 − 73 by rounding each number to the nearest 10: ______
- Estimate 72 − 68 by rounding each number to the nearest 10: ______
- Estimate 28 + 61 by rounding each number to the nearest 10: ______
- Estimate 60 + 48 by rounding each number to the nearest 10: ______
- Estimate 35 − 40 by rounding each number to the nearest 10: ______
- Estimate 89 + 86 by rounding each number to the nearest 10: ______
- Estimate 39 − 60 by rounding each number to the nearest 10: ______
- Estimate 28 + 34 by rounding each number to the nearest 10: ______
- Estimate 72 + 61 by rounding each number to the nearest 10: ______
- Estimate 41 + 36 by rounding each number to the nearest 10: ______