Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 + 41 by rounding each number to the nearest 10: ______
- Estimate 38 − 46 by rounding each number to the nearest 10: ______
- Estimate 21 − 37 by rounding each number to the nearest 10: ______
- Estimate 56 + 37 by rounding each number to the nearest 10: ______
- Estimate 71 − 23 by rounding each number to the nearest 10: ______
- Estimate 67 − 55 by rounding each number to the nearest 10: ______
- Estimate 83 + 29 by rounding each number to the nearest 10: ______
- Estimate 34 + 27 by rounding each number to the nearest 10: ______
- Estimate 42 − 30 by rounding each number to the nearest 10: ______
- Estimate 31 + 74 by rounding each number to the nearest 10: ______
- Estimate 89 + 24 by rounding each number to the nearest 10: ______
- Estimate 79 − 61 by rounding each number to the nearest 10: ______
- Estimate 45 − 56 by rounding each number to the nearest 10: ______
- Estimate 86 − 65 by rounding each number to the nearest 10: ______
- Estimate 57 − 80 by rounding each number to the nearest 10: ______
- Estimate 30 − 30 by rounding each number to the nearest 10: ______
- Estimate 31 − 58 by rounding each number to the nearest 10: ______
- Estimate 60 − 80 by rounding each number to the nearest 10: ______
- Estimate 89 − 44 by rounding each number to the nearest 10: ______
- Estimate 58 + 63 by rounding each number to the nearest 10: ______