Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 29 + 55 by rounding each number to the nearest 10: ______
- Estimate 64 + 35 by rounding each number to the nearest 10: ______
- Estimate 81 − 77 by rounding each number to the nearest 10: ______
- Estimate 54 + 22 by rounding each number to the nearest 10: ______
- Estimate 84 − 84 by rounding each number to the nearest 10: ______
- Estimate 58 + 66 by rounding each number to the nearest 10: ______
- Estimate 43 + 70 by rounding each number to the nearest 10: ______
- Estimate 56 − 84 by rounding each number to the nearest 10: ______
- Estimate 32 + 83 by rounding each number to the nearest 10: ______
- Estimate 67 − 30 by rounding each number to the nearest 10: ______
- Estimate 62 − 63 by rounding each number to the nearest 10: ______
- Estimate 55 + 60 by rounding each number to the nearest 10: ______
- Estimate 76 − 25 by rounding each number to the nearest 10: ______
- Estimate 73 + 74 by rounding each number to the nearest 10: ______
- Estimate 89 + 79 by rounding each number to the nearest 10: ______
- Estimate 61 + 50 by rounding each number to the nearest 10: ______
- Estimate 78 + 41 by rounding each number to the nearest 10: ______
- Estimate 38 − 69 by rounding each number to the nearest 10: ______
- Estimate 77 + 70 by rounding each number to the nearest 10: ______
- Estimate 63 + 89 by rounding each number to the nearest 10: ______