Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 − 58 by rounding each number to the nearest 10: ______
- Estimate 88 − 89 by rounding each number to the nearest 10: ______
- Estimate 37 − 42 by rounding each number to the nearest 10: ______
- Estimate 25 + 32 by rounding each number to the nearest 10: ______
- Estimate 31 + 79 by rounding each number to the nearest 10: ______
- Estimate 78 − 44 by rounding each number to the nearest 10: ______
- Estimate 64 − 33 by rounding each number to the nearest 10: ______
- Estimate 22 + 75 by rounding each number to the nearest 10: ______
- Estimate 25 − 45 by rounding each number to the nearest 10: ______
- Estimate 66 − 63 by rounding each number to the nearest 10: ______
- Estimate 83 − 71 by rounding each number to the nearest 10: ______
- Estimate 44 − 84 by rounding each number to the nearest 10: ______
- Estimate 60 − 35 by rounding each number to the nearest 10: ______
- Estimate 51 + 56 by rounding each number to the nearest 10: ______
- Estimate 36 + 75 by rounding each number to the nearest 10: ______
- Estimate 63 − 75 by rounding each number to the nearest 10: ______
- Estimate 56 + 27 by rounding each number to the nearest 10: ______
- Estimate 75 − 53 by rounding each number to the nearest 10: ______
- Estimate 74 + 34 by rounding each number to the nearest 10: ______
- Estimate 76 + 85 by rounding each number to the nearest 10: ______