Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 84 + 37 by rounding each number to the nearest 10: ______
- Estimate 76 + 52 by rounding each number to the nearest 10: ______
- Estimate 86 + 50 by rounding each number to the nearest 10: ______
- Estimate 53 + 36 by rounding each number to the nearest 10: ______
- Estimate 85 − 49 by rounding each number to the nearest 10: ______
- Estimate 26 − 43 by rounding each number to the nearest 10: ______
- Estimate 42 + 63 by rounding each number to the nearest 10: ______
- Estimate 89 − 47 by rounding each number to the nearest 10: ______
- Estimate 73 + 25 by rounding each number to the nearest 10: ______
- Estimate 40 − 68 by rounding each number to the nearest 10: ______
- Estimate 49 − 79 by rounding each number to the nearest 10: ______
- Estimate 47 − 67 by rounding each number to the nearest 10: ______
- Estimate 27 + 38 by rounding each number to the nearest 10: ______
- Estimate 60 + 39 by rounding each number to the nearest 10: ______
- Estimate 36 + 79 by rounding each number to the nearest 10: ______
- Estimate 70 + 75 by rounding each number to the nearest 10: ______
- Estimate 39 + 73 by rounding each number to the nearest 10: ______
- Estimate 41 + 46 by rounding each number to the nearest 10: ______
- Estimate 69 − 32 by rounding each number to the nearest 10: ______
- Estimate 22 + 74 by rounding each number to the nearest 10: ______