Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 + 83 by rounding each number to the nearest 10: ______
- Estimate 41 − 54 by rounding each number to the nearest 10: ______
- Estimate 79 + 41 by rounding each number to the nearest 10: ______
- Estimate 69 − 35 by rounding each number to the nearest 10: ______
- Estimate 71 − 32 by rounding each number to the nearest 10: ______
- Estimate 28 − 25 by rounding each number to the nearest 10: ______
- Estimate 61 + 49 by rounding each number to the nearest 10: ______
- Estimate 67 + 73 by rounding each number to the nearest 10: ______
- Estimate 61 − 45 by rounding each number to the nearest 10: ______
- Estimate 60 + 33 by rounding each number to the nearest 10: ______
- Estimate 57 + 59 by rounding each number to the nearest 10: ______
- Estimate 38 + 40 by rounding each number to the nearest 10: ______
- Estimate 56 + 26 by rounding each number to the nearest 10: ______
- Estimate 55 − 31 by rounding each number to the nearest 10: ______
- Estimate 37 + 31 by rounding each number to the nearest 10: ______
- Estimate 36 + 59 by rounding each number to the nearest 10: ______
- Estimate 70 + 70 by rounding each number to the nearest 10: ______
- Estimate 48 + 30 by rounding each number to the nearest 10: ______
- Estimate 65 + 58 by rounding each number to the nearest 10: ______
- Estimate 31 + 66 by rounding each number to the nearest 10: ______