Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 − 73 by rounding each number to the nearest 10: ______
- Estimate 86 + 78 by rounding each number to the nearest 10: ______
- Estimate 68 + 21 by rounding each number to the nearest 10: ______
- Estimate 25 + 51 by rounding each number to the nearest 10: ______
- Estimate 72 + 36 by rounding each number to the nearest 10: ______
- Estimate 40 + 55 by rounding each number to the nearest 10: ______
- Estimate 89 + 73 by rounding each number to the nearest 10: ______
- Estimate 37 − 23 by rounding each number to the nearest 10: ______
- Estimate 47 + 33 by rounding each number to the nearest 10: ______
- Estimate 68 + 62 by rounding each number to the nearest 10: ______
- Estimate 63 + 37 by rounding each number to the nearest 10: ______
- Estimate 39 − 29 by rounding each number to the nearest 10: ______
- Estimate 83 + 62 by rounding each number to the nearest 10: ______
- Estimate 53 − 32 by rounding each number to the nearest 10: ______
- Estimate 24 − 37 by rounding each number to the nearest 10: ______
- Estimate 24 − 85 by rounding each number to the nearest 10: ______
- Estimate 89 − 45 by rounding each number to the nearest 10: ______
- Estimate 34 + 39 by rounding each number to the nearest 10: ______
- Estimate 21 − 62 by rounding each number to the nearest 10: ______
- Estimate 70 + 25 by rounding each number to the nearest 10: ______