Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 83 + 48 by rounding each number to the nearest 10: ______
- Estimate 46 + 84 by rounding each number to the nearest 10: ______
- Estimate 63 + 68 by rounding each number to the nearest 10: ______
- Estimate 51 + 39 by rounding each number to the nearest 10: ______
- Estimate 25 − 81 by rounding each number to the nearest 10: ______
- Estimate 54 − 64 by rounding each number to the nearest 10: ______
- Estimate 40 − 23 by rounding each number to the nearest 10: ______
- Estimate 58 − 54 by rounding each number to the nearest 10: ______
- Estimate 76 + 86 by rounding each number to the nearest 10: ______
- Estimate 60 − 89 by rounding each number to the nearest 10: ______
- Estimate 55 + 59 by rounding each number to the nearest 10: ______
- Estimate 22 − 56 by rounding each number to the nearest 10: ______
- Estimate 64 + 28 by rounding each number to the nearest 10: ______
- Estimate 39 + 79 by rounding each number to the nearest 10: ______
- Estimate 55 − 52 by rounding each number to the nearest 10: ______
- Estimate 67 + 71 by rounding each number to the nearest 10: ______
- Estimate 80 + 41 by rounding each number to the nearest 10: ______
- Estimate 72 + 73 by rounding each number to the nearest 10: ______
- Estimate 78 + 44 by rounding each number to the nearest 10: ______
- Estimate 75 − 65 by rounding each number to the nearest 10: ______