Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 83 + 61 by rounding each number to the nearest 10: ______
- Estimate 46 − 43 by rounding each number to the nearest 10: ______
- Estimate 63 + 59 by rounding each number to the nearest 10: ______
- Estimate 28 − 75 by rounding each number to the nearest 10: ______
- Estimate 56 − 72 by rounding each number to the nearest 10: ______
- Estimate 37 − 64 by rounding each number to the nearest 10: ______
- Estimate 85 + 83 by rounding each number to the nearest 10: ______
- Estimate 68 − 25 by rounding each number to the nearest 10: ______
- Estimate 71 + 35 by rounding each number to the nearest 10: ______
- Estimate 60 − 58 by rounding each number to the nearest 10: ______
- Estimate 79 + 23 by rounding each number to the nearest 10: ______
- Estimate 76 − 35 by rounding each number to the nearest 10: ______
- Estimate 33 + 21 by rounding each number to the nearest 10: ______
- Estimate 69 − 47 by rounding each number to the nearest 10: ______
- Estimate 40 − 39 by rounding each number to the nearest 10: ______
- Estimate 39 + 83 by rounding each number to the nearest 10: ______
- Estimate 29 + 25 by rounding each number to the nearest 10: ______
- Estimate 88 + 62 by rounding each number to the nearest 10: ______
- Estimate 47 + 63 by rounding each number to the nearest 10: ______
- Estimate 78 + 76 by rounding each number to the nearest 10: ______