Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 84 − 54 by rounding each number to the nearest 10: ______
- Estimate 37 − 46 by rounding each number to the nearest 10: ______
- Estimate 85 − 79 by rounding each number to the nearest 10: ______
- Estimate 30 − 66 by rounding each number to the nearest 10: ______
- Estimate 84 + 33 by rounding each number to the nearest 10: ______
- Estimate 49 − 43 by rounding each number to the nearest 10: ______
- Estimate 56 − 78 by rounding each number to the nearest 10: ______
- Estimate 55 − 43 by rounding each number to the nearest 10: ______
- Estimate 49 − 36 by rounding each number to the nearest 10: ______
- Estimate 30 + 61 by rounding each number to the nearest 10: ______
- Estimate 72 − 88 by rounding each number to the nearest 10: ______
- Estimate 39 + 40 by rounding each number to the nearest 10: ______
- Estimate 81 + 69 by rounding each number to the nearest 10: ______
- Estimate 77 + 47 by rounding each number to the nearest 10: ______
- Estimate 78 + 45 by rounding each number to the nearest 10: ______
- Estimate 25 + 88 by rounding each number to the nearest 10: ______
- Estimate 73 − 74 by rounding each number to the nearest 10: ______
- Estimate 61 + 80 by rounding each number to the nearest 10: ______
- Estimate 63 + 42 by rounding each number to the nearest 10: ______
- Estimate 40 + 48 by rounding each number to the nearest 10: ______