Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 − 28 by rounding each number to the nearest 10: ______
- Estimate 78 − 58 by rounding each number to the nearest 10: ______
- Estimate 46 − 25 by rounding each number to the nearest 10: ______
- Estimate 55 + 83 by rounding each number to the nearest 10: ______
- Estimate 77 − 53 by rounding each number to the nearest 10: ______
- Estimate 52 − 21 by rounding each number to the nearest 10: ______
- Estimate 41 − 71 by rounding each number to the nearest 10: ______
- Estimate 49 − 62 by rounding each number to the nearest 10: ______
- Estimate 33 + 59 by rounding each number to the nearest 10: ______
- Estimate 54 + 32 by rounding each number to the nearest 10: ______
- Estimate 23 − 41 by rounding each number to the nearest 10: ______
- Estimate 28 + 82 by rounding each number to the nearest 10: ______
- Estimate 35 − 30 by rounding each number to the nearest 10: ______
- Estimate 39 − 54 by rounding each number to the nearest 10: ______
- Estimate 67 − 69 by rounding each number to the nearest 10: ______
- Estimate 77 − 32 by rounding each number to the nearest 10: ______
- Estimate 68 + 73 by rounding each number to the nearest 10: ______
- Estimate 64 + 32 by rounding each number to the nearest 10: ______
- Estimate 76 − 27 by rounding each number to the nearest 10: ______
- Estimate 37 − 71 by rounding each number to the nearest 10: ______