Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 37 − 85 by rounding each number to the nearest 10: ______
- Estimate 89 − 66 by rounding each number to the nearest 10: ______
- Estimate 45 + 43 by rounding each number to the nearest 10: ______
- Estimate 60 − 43 by rounding each number to the nearest 10: ______
- Estimate 85 − 37 by rounding each number to the nearest 10: ______
- Estimate 65 − 32 by rounding each number to the nearest 10: ______
- Estimate 61 − 62 by rounding each number to the nearest 10: ______
- Estimate 68 − 42 by rounding each number to the nearest 10: ______
- Estimate 74 + 89 by rounding each number to the nearest 10: ______
- Estimate 85 − 82 by rounding each number to the nearest 10: ______
- Estimate 67 − 83 by rounding each number to the nearest 10: ______
- Estimate 56 + 27 by rounding each number to the nearest 10: ______
- Estimate 26 − 39 by rounding each number to the nearest 10: ______
- Estimate 44 + 50 by rounding each number to the nearest 10: ______
- Estimate 36 − 74 by rounding each number to the nearest 10: ______
- Estimate 88 + 74 by rounding each number to the nearest 10: ______
- Estimate 64 − 72 by rounding each number to the nearest 10: ______
- Estimate 22 + 80 by rounding each number to the nearest 10: ______
- Estimate 34 − 32 by rounding each number to the nearest 10: ______
- Estimate 62 + 28 by rounding each number to the nearest 10: ______