Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 27 − 66 by rounding each number to the nearest 10: ______
- Estimate 69 + 42 by rounding each number to the nearest 10: ______
- Estimate 73 − 49 by rounding each number to the nearest 10: ______
- Estimate 69 + 84 by rounding each number to the nearest 10: ______
- Estimate 72 + 24 by rounding each number to the nearest 10: ______
- Estimate 52 − 43 by rounding each number to the nearest 10: ______
- Estimate 47 + 43 by rounding each number to the nearest 10: ______
- Estimate 49 + 69 by rounding each number to the nearest 10: ______
- Estimate 43 − 54 by rounding each number to the nearest 10: ______
- Estimate 55 − 22 by rounding each number to the nearest 10: ______
- Estimate 70 + 79 by rounding each number to the nearest 10: ______
- Estimate 46 + 47 by rounding each number to the nearest 10: ______
- Estimate 84 + 53 by rounding each number to the nearest 10: ______
- Estimate 40 − 37 by rounding each number to the nearest 10: ______
- Estimate 88 + 54 by rounding each number to the nearest 10: ______
- Estimate 76 − 42 by rounding each number to the nearest 10: ______
- Estimate 41 − 35 by rounding each number to the nearest 10: ______
- Estimate 68 − 64 by rounding each number to the nearest 10: ______
- Estimate 58 + 56 by rounding each number to the nearest 10: ______
- Estimate 51 + 85 by rounding each number to the nearest 10: ______