Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 73 + 36 by rounding each number to the nearest 10: ______
- Estimate 37 + 83 by rounding each number to the nearest 10: ______
- Estimate 77 − 23 by rounding each number to the nearest 10: ______
- Estimate 46 + 31 by rounding each number to the nearest 10: ______
- Estimate 51 − 57 by rounding each number to the nearest 10: ______
- Estimate 77 − 61 by rounding each number to the nearest 10: ______
- Estimate 67 − 55 by rounding each number to the nearest 10: ______
- Estimate 42 + 43 by rounding each number to the nearest 10: ______
- Estimate 39 − 75 by rounding each number to the nearest 10: ______
- Estimate 49 + 86 by rounding each number to the nearest 10: ______
- Estimate 52 + 81 by rounding each number to the nearest 10: ______
- Estimate 63 − 85 by rounding each number to the nearest 10: ______
- Estimate 30 − 28 by rounding each number to the nearest 10: ______
- Estimate 38 − 78 by rounding each number to the nearest 10: ______
- Estimate 71 − 42 by rounding each number to the nearest 10: ______
- Estimate 35 − 50 by rounding each number to the nearest 10: ______
- Estimate 24 − 54 by rounding each number to the nearest 10: ______
- Estimate 41 + 67 by rounding each number to the nearest 10: ______
- Estimate 46 − 71 by rounding each number to the nearest 10: ______
- Estimate 67 + 62 by rounding each number to the nearest 10: ______