Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 − 51 by rounding each number to the nearest 10: ______
- Estimate 80 + 73 by rounding each number to the nearest 10: ______
- Estimate 41 − 72 by rounding each number to the nearest 10: ______
- Estimate 54 + 52 by rounding each number to the nearest 10: ______
- Estimate 43 + 27 by rounding each number to the nearest 10: ______
- Estimate 35 + 78 by rounding each number to the nearest 10: ______
- Estimate 57 − 60 by rounding each number to the nearest 10: ______
- Estimate 75 + 57 by rounding each number to the nearest 10: ______
- Estimate 87 − 54 by rounding each number to the nearest 10: ______
- Estimate 23 + 26 by rounding each number to the nearest 10: ______
- Estimate 33 + 79 by rounding each number to the nearest 10: ______
- Estimate 81 − 38 by rounding each number to the nearest 10: ______
- Estimate 32 − 35 by rounding each number to the nearest 10: ______
- Estimate 85 − 75 by rounding each number to the nearest 10: ______
- Estimate 82 + 88 by rounding each number to the nearest 10: ______
- Estimate 31 − 39 by rounding each number to the nearest 10: ______
- Estimate 49 − 44 by rounding each number to the nearest 10: ______
- Estimate 27 − 58 by rounding each number to the nearest 10: ______
- Estimate 27 − 83 by rounding each number to the nearest 10: ______
- Estimate 68 − 45 by rounding each number to the nearest 10: ______