Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 − 22 by rounding each number to the nearest 10: ______
- Estimate 87 + 85 by rounding each number to the nearest 10: ______
- Estimate 58 + 41 by rounding each number to the nearest 10: ______
- Estimate 26 + 40 by rounding each number to the nearest 10: ______
- Estimate 60 − 37 by rounding each number to the nearest 10: ______
- Estimate 34 − 81 by rounding each number to the nearest 10: ______
- Estimate 56 − 30 by rounding each number to the nearest 10: ______
- Estimate 86 − 63 by rounding each number to the nearest 10: ______
- Estimate 69 + 86 by rounding each number to the nearest 10: ______
- Estimate 77 + 53 by rounding each number to the nearest 10: ______
- Estimate 72 − 47 by rounding each number to the nearest 10: ______
- Estimate 76 − 89 by rounding each number to the nearest 10: ______
- Estimate 67 − 65 by rounding each number to the nearest 10: ______
- Estimate 43 + 56 by rounding each number to the nearest 10: ______
- Estimate 51 − 35 by rounding each number to the nearest 10: ______
- Estimate 75 + 62 by rounding each number to the nearest 10: ______
- Estimate 63 − 64 by rounding each number to the nearest 10: ______
- Estimate 37 − 28 by rounding each number to the nearest 10: ______
- Estimate 47 + 25 by rounding each number to the nearest 10: ______
- Estimate 70 − 51 by rounding each number to the nearest 10: ______