Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 − 63 by rounding each number to the nearest 10: ______
- Estimate 47 + 34 by rounding each number to the nearest 10: ______
- Estimate 28 + 49 by rounding each number to the nearest 10: ______
- Estimate 39 + 75 by rounding each number to the nearest 10: ______
- Estimate 61 + 24 by rounding each number to the nearest 10: ______
- Estimate 82 + 46 by rounding each number to the nearest 10: ______
- Estimate 46 + 39 by rounding each number to the nearest 10: ______
- Estimate 75 − 72 by rounding each number to the nearest 10: ______
- Estimate 57 − 71 by rounding each number to the nearest 10: ______
- Estimate 84 − 72 by rounding each number to the nearest 10: ______
- Estimate 39 − 33 by rounding each number to the nearest 10: ______
- Estimate 32 − 87 by rounding each number to the nearest 10: ______
- Estimate 74 − 58 by rounding each number to the nearest 10: ______
- Estimate 51 + 73 by rounding each number to the nearest 10: ______
- Estimate 56 − 23 by rounding each number to the nearest 10: ______
- Estimate 51 − 83 by rounding each number to the nearest 10: ______
- Estimate 76 + 23 by rounding each number to the nearest 10: ______
- Estimate 64 + 40 by rounding each number to the nearest 10: ______
- Estimate 22 − 86 by rounding each number to the nearest 10: ______
- Estimate 76 − 68 by rounding each number to the nearest 10: ______