Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 − 26 by rounding each number to the nearest 10: ______
- Estimate 39 + 37 by rounding each number to the nearest 10: ______
- Estimate 63 − 61 by rounding each number to the nearest 10: ______
- Estimate 38 + 58 by rounding each number to the nearest 10: ______
- Estimate 79 + 83 by rounding each number to the nearest 10: ______
- Estimate 74 − 58 by rounding each number to the nearest 10: ______
- Estimate 32 − 55 by rounding each number to the nearest 10: ______
- Estimate 42 + 65 by rounding each number to the nearest 10: ______
- Estimate 32 − 29 by rounding each number to the nearest 10: ______
- Estimate 55 − 34 by rounding each number to the nearest 10: ______
- Estimate 50 − 74 by rounding each number to the nearest 10: ______
- Estimate 51 − 31 by rounding each number to the nearest 10: ______
- Estimate 29 + 23 by rounding each number to the nearest 10: ______
- Estimate 66 − 67 by rounding each number to the nearest 10: ______
- Estimate 57 − 54 by rounding each number to the nearest 10: ______
- Estimate 61 + 45 by rounding each number to the nearest 10: ______
- Estimate 36 − 30 by rounding each number to the nearest 10: ______
- Estimate 29 − 78 by rounding each number to the nearest 10: ______
- Estimate 73 + 84 by rounding each number to the nearest 10: ______
- Estimate 23 − 75 by rounding each number to the nearest 10: ______